28501090

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{91939}}^1$

素因数の和:91977

約数の個数: 16

約数和(自身を含む): 52957440

約数和(自身を除く): 24456350

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 91939, 183878, 459695, 919390, 2850109, 5700218, 14250545, 28501090]

約数ペア:

[(1, 28501090), (2, 14250545), (5, 5700218), (10, 2850109), (31, 919390), (62, 459695), (155, 183878), (310, 91939)]