289338616

素因数分解:

$2^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{84701}}^1$

素因数の和:84775

約数の個数: 32

約数和(自身を含む): 630182880

約数和(自身を除く): 340844264

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 61, 122, 244, 427, 488, 854, 1708, 3416, 84701, 169402, 338804, 592907, 677608, 1185814, 2371628, 4743256, 5166761, 10333522, 20667044, 36167327, 41334088, 72334654, 144669308, 289338616]

約数ペア:

[(1, 289338616), (2, 144669308), (4, 72334654), (7, 41334088), (8, 36167327), (14, 20667044), (28, 10333522), (56, 5166761), (61, 4743256), (122, 2371628), (244, 1185814), (427, 677608), (488, 592907), (854, 338804), (1708, 169402), (3416, 84701)]