129021490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43151}}^1$

素因数の和:43194

約数の個数: 32

約数和(自身を含む): 260983296

約数和(自身を除く): 131961806

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 1495, 2990, 43151, 86302, 215755, 431510, 560963, 992473, 1121926, 1984946, 2804815, 4962365, 5609630, 9924730, 12902149, 25804298, 64510745, 129021490]

約数ペア:

[(1, 129021490), (2, 64510745), (5, 25804298), (10, 12902149), (13, 9924730), (23, 5609630), (26, 4962365), (46, 2804815), (65, 1984946), (115, 1121926), (130, 992473), (230, 560963), (299, 431510), (598, 215755), (1495, 86302), (2990, 43151)]