217407736

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{2791}}^1$

素因数の和:2924

約数の個数: 64

約数和(自身を含む): 506580480

約数和(自身を除く): 289172744

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 107, 182, 214, 364, 428, 728, 749, 856, 1391, 1498, 2782, 2791, 2996, 5564, 5582, 5992, 9737, 11128, 11164, 19474, 19537, 22328, 36283, 38948, 39074, 72566, 77896, 78148, 145132, 156296, 253981, 290264, 298637, 507962, 597274, 1015924, 1194548, 2031848, 2090459, 2389096, 3882281, 4180918, 7764562, 8361836, 15529124, 16723672, 27175967, 31058248, 54351934, 108703868, 217407736]

約数ペア:

[(1, 217407736), (2, 108703868), (4, 54351934), (7, 31058248), (8, 27175967), (13, 16723672), (14, 15529124), (26, 8361836), (28, 7764562), (52, 4180918), (56, 3882281), (91, 2389096), (104, 2090459), (107, 2031848), (182, 1194548), (214, 1015924), (364, 597274), (428, 507962), (728, 298637), (749, 290264), (856, 253981), (1391, 156296), (1498, 145132), (2782, 78148), (2791, 77896), (2996, 72566), (5564, 39074), (5582, 38948), (5992, 36283), (9737, 22328), (11128, 19537), (11164, 19474)]