129307516

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{31477}}^1$

素因数の和:31573

約数の個数: 24

約数和(自身を含む): 246787520

約数和(自身を除く): 117480004

約数列:

[1, 2, 4, 13, 26, 52, 79, 158, 316, 1027, 2054, 4108, 31477, 62954, 125908, 409201, 818402, 1636804, 2486683, 4973366, 9946732, 32326879, 64653758, 129307516]

約数ペア:

[(1, 129307516), (2, 64653758), (4, 32326879), (13, 9946732), (26, 4973366), (52, 2486683), (79, 1636804), (158, 818402), (316, 409201), (1027, 125908), (2054, 62954), (4108, 31477)]