129385858

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{1213}}^1$

素因数の和:1642

約数の個数: 32

約数和(自身を含む): 234253440

約数和(自身を除く): 104867582

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 401, 802, 1213, 2426, 2807, 5614, 7619, 8491, 15238, 16982, 23047, 46094, 53333, 106666, 161329, 322658, 486413, 972826, 3404891, 6809782, 9241847, 18483694, 64692929, 129385858]

約数ペア:

[(1, 129385858), (2, 64692929), (7, 18483694), (14, 9241847), (19, 6809782), (38, 3404891), (133, 972826), (266, 486413), (401, 322658), (802, 161329), (1213, 106666), (2426, 53333), (2807, 46094), (5614, 23047), (7619, 16982), (8491, 15238)]