31551490

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{5987}}^1$

素因数の和:6042

約数の個数: 32

約数和(自身を含む): 62083584

約数和(自身を除く): 30532094

約数列:

[1, 2, 5, 10, 17, 31, 34, 62, 85, 155, 170, 310, 527, 1054, 2635, 5270, 5987, 11974, 29935, 59870, 101779, 185597, 203558, 371194, 508895, 927985, 1017790, 1855970, 3155149, 6310298, 15775745, 31551490]

約数ペア:

[(1, 31551490), (2, 15775745), (5, 6310298), (10, 3155149), (17, 1855970), (31, 1017790), (34, 927985), (62, 508895), (85, 371194), (155, 203558), (170, 185597), (310, 101779), (527, 59870), (1054, 29935), (2635, 11974), (5270, 5987)]