12997010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{5881}}^1$

素因数の和:5918

約数の個数: 32

約数和(自身を含む): 26680752

約数和(自身を除く): 13683742

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 5881, 11762, 29405, 58810, 76453, 99977, 152906, 199954, 382265, 499885, 764530, 999770, 1299701, 2599402, 6498505, 12997010]

約数ペア:

[(1, 12997010), (2, 6498505), (5, 2599402), (10, 1299701), (13, 999770), (17, 764530), (26, 499885), (34, 382265), (65, 199954), (85, 152906), (130, 99977), (170, 76453), (221, 58810), (442, 29405), (1105, 11762), (2210, 5881)]