15661871446

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{263}}^1\times {\mathrm{21013}}^1$

素因数の和:21400

約数の個数: 32

約数和(自身を含む): 25630355520

約数和(自身を除く): 9968484074

約数列:

[1, 2, 13, 26, 109, 218, 263, 526, 1417, 2834, 3419, 6838, 21013, 28667, 42026, 57334, 273169, 372671, 546338, 745342, 2290417, 4580834, 5526419, 11052838, 29775421, 59550842, 71843447, 143686894, 602379671, 1204759342, 7830935723, 15661871446]

約数ペア:

[(1, 15661871446), (2, 7830935723), (13, 1204759342), (26, 602379671), (109, 143686894), (218, 71843447), (263, 59550842), (526, 29775421), (1417, 11052838), (2834, 5526419), (3419, 4580834), (6838, 2290417), (21013, 745342), (28667, 546338), (42026, 372671), (57334, 273169)]