987610

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:198

約数の個数: 32

約数和(自身を含む): 1959552

約数和(自身を除く): 971942

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 107, 130, 142, 214, 355, 535, 710, 923, 1070, 1391, 1846, 2782, 4615, 6955, 7597, 9230, 13910, 15194, 37985, 75970, 98761, 197522, 493805, 987610]

約数ペア:

[(1, 987610), (2, 493805), (5, 197522), (10, 98761), (13, 75970), (26, 37985), (65, 15194), (71, 13910), (107, 9230), (130, 7597), (142, 6955), (214, 4615), (355, 2782), (535, 1846), (710, 1391), (923, 1070)]