247805038

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{691}}^1\times {\mathrm{1061}}^1$

素因数の和:1780

約数の個数: 24

約数和(自身を含む): 403462296

約数和(自身を除く): 155657258

約数列:

[1, 2, 13, 26, 169, 338, 691, 1061, 1382, 2122, 8983, 13793, 17966, 27586, 116779, 179309, 233558, 358618, 733151, 1466302, 9530963, 19061926, 123902519, 247805038]

約数ペア:

[(1, 247805038), (2, 123902519), (13, 19061926), (26, 9530963), (169, 1466302), (338, 733151), (691, 358618), (1061, 233558), (1382, 179309), (2122, 116779), (8983, 27586), (13793, 17966)]