128831586

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{4679}}^1$

素因数の和:5050

約数の個数: 32

約数和(自身を含む): 278328960

約数和(自身を除く): 149497374

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 353, 706, 1059, 2118, 4589, 4679, 9178, 9358, 13767, 14037, 27534, 28074, 60827, 121654, 182481, 364962, 1651687, 3303374, 4955061, 9910122, 21471931, 42943862, 64415793, 128831586]

約数ペア:

[(1, 128831586), (2, 64415793), (3, 42943862), (6, 21471931), (13, 9910122), (26, 4955061), (39, 3303374), (78, 1651687), (353, 364962), (706, 182481), (1059, 121654), (2118, 60827), (4589, 28074), (4679, 27534), (9178, 14037), (9358, 13767)]