42697590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109481}}^1$

素因数の和:109504

約数の個数: 32

約数和(自身を含む): 110357856

約数和(自身を除く): 67660266

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 109481, 218962, 328443, 547405, 656886, 1094810, 1423253, 1642215, 2846506, 3284430, 4269759, 7116265, 8539518, 14232530, 21348795, 42697590]

約数ペア:

[(1, 42697590), (2, 21348795), (3, 14232530), (5, 8539518), (6, 7116265), (10, 4269759), (13, 3284430), (15, 2846506), (26, 1642215), (30, 1423253), (39, 1094810), (65, 656886), (78, 547405), (130, 328443), (195, 218962), (390, 109481)]