31997266

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{1487}}^1$

素因数の和:1578

約数の個数: 32

約数和(自身を含む): 57853440

約数和(自身を除く): 25856174

約数列:

[1, 2, 7, 14, 29, 53, 58, 106, 203, 371, 406, 742, 1487, 1537, 2974, 3074, 10409, 10759, 20818, 21518, 43123, 78811, 86246, 157622, 301861, 551677, 603722, 1103354, 2285519, 4571038, 15998633, 31997266]

約数ペア:

[(1, 31997266), (2, 15998633), (7, 4571038), (14, 2285519), (29, 1103354), (53, 603722), (58, 551677), (106, 301861), (203, 157622), (371, 86246), (406, 78811), (742, 43123), (1487, 21518), (1537, 20818), (2974, 10759), (3074, 10409)]