977987654

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{8707}}^1$

素因数の和:8900

約数の個数: 32

約数和(自身を含む): 1715406336

約数和(自身を除く): 737418682

約数列:

[1, 2, 7, 14, 71, 113, 142, 226, 497, 791, 994, 1582, 8023, 8707, 16046, 17414, 56161, 60949, 112322, 121898, 618197, 983891, 1236394, 1967782, 4327379, 6887237, 8654758, 13774474, 69856261, 139712522, 488993827, 977987654]

約数ペア:

[(1, 977987654), (2, 488993827), (7, 139712522), (14, 69856261), (71, 13774474), (113, 8654758), (142, 6887237), (226, 4327379), (497, 1967782), (791, 1236394), (994, 983891), (1582, 618197), (8023, 121898), (8707, 112322), (16046, 60949), (17414, 56161)]