1271928609

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1$

素因数の和:292

約数の個数: 128

約数和(自身を含む): 2380492800

約数和(自身を除く): 1108564191

約数列:

[1, 3, 7, 9, 19, 21, 27, 41, 53, 57, 63, 123, 133, 159, 163, 171, 189, 287, 369, 371, 399, 477, 489, 513, 779, 861, 1007, 1107, 1113, 1141, 1197, 1431, 1467, 2173, 2337, 2583, 3021, 3097, 3339, 3423, 3591, 4401, 5453, 6519, 6683, 7011, 7049, 7749, 8639, 9063, 9291, 10017, 10269, 15211, 16359, 19557, 20049, 21033, 21147, 21679, 25917, 27189, 27873, 30807, 41287, 45633, 46781, 49077, 58671, 60147, 60473, 63441, 65037, 77751, 83619, 123861, 126977, 136899, 140343, 147231, 164141, 180441, 181419, 190323, 195111, 233253, 289009, 354199, 371583, 380931, 410697, 421029, 492423, 544257, 585333, 867027, 888839, 1062597, 1114749, 1142793, 1148987, 1263087, 1477269, 1632771, 2479393, 2601081, 2666517, 3187791, 3428379, 3446961, 4431807, 6729781, 7438179, 7803243, 7999551, 9563373, 10340883, 20189343, 22314537, 23998653, 31022649, 47108467, 60568029, 66943611, 141325401, 181704087, 423976203, 1271928609]

約数ペア:

[(1, 1271928609), (3, 423976203), (7, 181704087), (9, 141325401), (19, 66943611), (21, 60568029), (27, 47108467), (41, 31022649), (53, 23998653), (57, 22314537), (63, 20189343), (123, 10340883), (133, 9563373), (159, 7999551), (163, 7803243), (171, 7438179), (189, 6729781), (287, 4431807), (369, 3446961), (371, 3428379), (399, 3187791), (477, 2666517), (489, 2601081), (513, 2479393), (779, 1632771), (861, 1477269), (1007, 1263087), (1107, 1148987), (1113, 1142793), (1141, 1114749), (1197, 1062597), (1431, 888839), (1467, 867027), (2173, 585333), (2337, 544257), (2583, 492423), (3021, 421029), (3097, 410697), (3339, 380931), (3423, 371583), (3591, 354199), (4401, 289009), (5453, 233253), (6519, 195111), (6683, 190323), (7011, 181419), (7049, 180441), (7749, 164141), (8639, 147231), (9063, 140343), (9291, 136899), (10017, 126977), (10269, 123861), (15211, 83619), (16359, 77751), (19557, 65037), (20049, 63441), (21033, 60473), (21147, 60147), (21679, 58671), (25917, 49077), (27189, 46781), (27873, 45633), (30807, 41287)]