131009476

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{4507}}^1$

素因数の和:4580

約数の個数: 36

約数和(自身を含む): 254088912

約数和(自身を除く): 123079436

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 169, 172, 338, 559, 676, 1118, 2236, 4507, 7267, 9014, 14534, 18028, 29068, 58591, 117182, 193801, 234364, 387602, 761683, 775204, 1523366, 2519413, 3046732, 5038826, 10077652, 32752369, 65504738, 131009476]

約数ペア:

[(1, 131009476), (2, 65504738), (4, 32752369), (13, 10077652), (26, 5038826), (43, 3046732), (52, 2519413), (86, 1523366), (169, 775204), (172, 761683), (338, 387602), (559, 234364), (676, 193801), (1118, 117182), (2236, 58591), (4507, 29068), (7267, 18028), (9014, 14534)]