201717243

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1$

素因数の和:226

約数の個数: 128

約数和(自身を含む): 403200000

約数和(自身を除く): 201482757

約数列:

[1, 3, 7, 9, 13, 19, 21, 27, 29, 39, 57, 63, 87, 91, 117, 133, 149, 171, 189, 203, 247, 261, 273, 351, 377, 399, 447, 513, 551, 609, 741, 783, 819, 1043, 1131, 1197, 1341, 1653, 1729, 1827, 1937, 2223, 2457, 2639, 2831, 3129, 3393, 3591, 3857, 4023, 4321, 4959, 5187, 5481, 5811, 6669, 7163, 7917, 8493, 9387, 10179, 11571, 12963, 13559, 14877, 15561, 17433, 19817, 21489, 23751, 25479, 28161, 30247, 34713, 36803, 38889, 40677, 46683, 50141, 52299, 56173, 59451, 64467, 71253, 76437, 82099, 90741, 104139, 110409, 116667, 122031, 150423, 168519, 178353, 193401, 246297, 257621, 272223, 331227, 366093, 393211, 451269, 505557, 535059, 574693, 738891, 772863, 816669, 993681, 1067287, 1179633, 1353807, 1516671, 1724079, 2216673, 2318589, 3201861, 3538899, 5172237, 6955767, 7471009, 9605583, 10616697, 15516711, 22413027, 28816749, 67239081, 201717243]

約数ペア:

[(1, 201717243), (3, 67239081), (7, 28816749), (9, 22413027), (13, 15516711), (19, 10616697), (21, 9605583), (27, 7471009), (29, 6955767), (39, 5172237), (57, 3538899), (63, 3201861), (87, 2318589), (91, 2216673), (117, 1724079), (133, 1516671), (149, 1353807), (171, 1179633), (189, 1067287), (203, 993681), (247, 816669), (261, 772863), (273, 738891), (351, 574693), (377, 535059), (399, 505557), (447, 451269), (513, 393211), (551, 366093), (609, 331227), (741, 272223), (783, 257621), (819, 246297), (1043, 193401), (1131, 178353), (1197, 168519), (1341, 150423), (1653, 122031), (1729, 116667), (1827, 110409), (1937, 104139), (2223, 90741), (2457, 82099), (2639, 76437), (2831, 71253), (3129, 64467), (3393, 59451), (3591, 56173), (3857, 52299), (4023, 50141), (4321, 46683), (4959, 40677), (5187, 38889), (5481, 36803), (5811, 34713), (6669, 30247), (7163, 28161), (7917, 25479), (8493, 23751), (9387, 21489), (10179, 19817), (11571, 17433), (12963, 15561), (13559, 14877)]