31283790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{24251}}^1$

素因数の和:24304

約数の個数: 32

約数和(自身を含む): 76830336

約数和(自身を除く): 45546546

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 24251, 48502, 72753, 121255, 145506, 242510, 363765, 727530, 1042793, 2085586, 3128379, 5213965, 6256758, 10427930, 15641895, 31283790]

約数ペア:

[(1, 31283790), (2, 15641895), (3, 10427930), (5, 6256758), (6, 5213965), (10, 3128379), (15, 2085586), (30, 1042793), (43, 727530), (86, 363765), (129, 242510), (215, 145506), (258, 121255), (430, 72753), (645, 48502), (1290, 24251)]