31021390

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{100069}}^1$

素因数の和:100107

約数の個数: 16

約数和(自身を含む): 57640320

約数和(自身を除く): 26618930

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 100069, 200138, 500345, 1000690, 3102139, 6204278, 15510695, 31021390]

約数ペア:

[(1, 31021390), (2, 15510695), (5, 6204278), (10, 3102139), (31, 1000690), (62, 500345), (155, 200138), (310, 100069)]