31986290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{1151}}^1$

素因数の和:1562

約数の個数: 32

約数和(自身を含む): 66023424

約数和(自身を除く): 34037134

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 397, 794, 1151, 1985, 2302, 2779, 3970, 5558, 5755, 8057, 11510, 13895, 16114, 27790, 40285, 80570, 456947, 913894, 2284735, 3198629, 4569470, 6397258, 15993145, 31986290]

約数ペア:

[(1, 31986290), (2, 15993145), (5, 6397258), (7, 4569470), (10, 3198629), (14, 2284735), (35, 913894), (70, 456947), (397, 80570), (794, 40285), (1151, 27790), (1985, 16114), (2302, 13895), (2779, 11510), (3970, 8057), (5558, 5755)]