155571507

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^2\times {\mathrm{113}}^1$

素因数の和:221

約数の個数: 72

約数和(自身を含む): 285990432

約数和(自身を除く): 130418925

約数列:

[1, 3, 7, 9, 13, 21, 39, 41, 63, 91, 113, 117, 123, 273, 287, 339, 369, 533, 791, 819, 861, 1017, 1469, 1599, 1681, 2373, 2583, 3731, 4407, 4633, 4797, 5043, 7119, 10283, 11193, 11767, 13221, 13899, 15129, 21853, 30849, 32431, 33579, 35301, 41697, 60229, 65559, 92547, 97293, 105903, 152971, 180687, 189953, 196677, 291879, 421603, 458913, 542061, 569859, 1264809, 1329671, 1376739, 1709577, 2469389, 3794427, 3989013, 7408167, 11967039, 17285723, 22224501, 51857169, 155571507]

約数ペア:

[(1, 155571507), (3, 51857169), (7, 22224501), (9, 17285723), (13, 11967039), (21, 7408167), (39, 3989013), (41, 3794427), (63, 2469389), (91, 1709577), (113, 1376739), (117, 1329671), (123, 1264809), (273, 569859), (287, 542061), (339, 458913), (369, 421603), (533, 291879), (791, 196677), (819, 189953), (861, 180687), (1017, 152971), (1469, 105903), (1599, 97293), (1681, 92547), (2373, 65559), (2583, 60229), (3731, 41697), (4407, 35301), (4633, 33579), (4797, 32431), (5043, 30849), (7119, 21853), (10283, 15129), (11193, 13899), (11767, 13221)]