1291234329

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:288

約数の個数: 144

約数和(自身を含む): 2519921664

約数和(自身を除く): 1228687335

約数列:

[1, 3, 7, 9, 11, 21, 23, 33, 49, 63, 69, 71, 77, 99, 147, 161, 163, 207, 213, 231, 253, 441, 483, 489, 497, 539, 639, 693, 759, 781, 1127, 1141, 1449, 1467, 1491, 1617, 1633, 1771, 1793, 2277, 2343, 3381, 3423, 3479, 3749, 4473, 4851, 4899, 5313, 5379, 5467, 7029, 7987, 10143, 10269, 10437, 11247, 11431, 11573, 12397, 12551, 14697, 15939, 16137, 16401, 17963, 23961, 26243, 31311, 33741, 34293, 34719, 37191, 37653, 38269, 41239, 49203, 53889, 71883, 78729, 80017, 81011, 87857, 102879, 104157, 111573, 112959, 114807, 123717, 125741, 127303, 161667, 183701, 236187, 240051, 243033, 263571, 266179, 288673, 344421, 371151, 377223, 381909, 551103, 567077, 720153, 729099, 790713, 798537, 866019, 880187, 891121, 1131669, 1145727, 1653309, 1701231, 1863253, 2020711, 2395611, 2598057, 2640561, 2673363, 2927969, 5103693, 5589759, 6062133, 6237847, 7921683, 8020089, 8783907, 13042771, 16769277, 18186399, 18713541, 20495783, 26351721, 39128313, 56140623, 61487349, 117384939, 143470481, 184462047, 430411443, 1291234329]

約数ペア:

[(1, 1291234329), (3, 430411443), (7, 184462047), (9, 143470481), (11, 117384939), (21, 61487349), (23, 56140623), (33, 39128313), (49, 26351721), (63, 20495783), (69, 18713541), (71, 18186399), (77, 16769277), (99, 13042771), (147, 8783907), (161, 8020089), (163, 7921683), (207, 6237847), (213, 6062133), (231, 5589759), (253, 5103693), (441, 2927969), (483, 2673363), (489, 2640561), (497, 2598057), (539, 2395611), (639, 2020711), (693, 1863253), (759, 1701231), (781, 1653309), (1127, 1145727), (1141, 1131669), (1449, 891121), (1467, 880187), (1491, 866019), (1617, 798537), (1633, 790713), (1771, 729099), (1793, 720153), (2277, 567077), (2343, 551103), (3381, 381909), (3423, 377223), (3479, 371151), (3749, 344421), (4473, 288673), (4851, 266179), (4899, 263571), (5313, 243033), (5379, 240051), (5467, 236187), (7029, 183701), (7987, 161667), (10143, 127303), (10269, 125741), (10437, 123717), (11247, 114807), (11431, 112959), (11573, 111573), (12397, 104157), (12551, 102879), (14697, 87857), (15939, 81011), (16137, 80017), (16401, 78729), (17963, 71883), (23961, 53889), (26243, 49203), (31311, 41239), (33741, 38269), (34293, 37653), (34719, 37191)]