28193161730

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1\times {\mathrm{216023}}^1$

素因数の和:216482

約数の個数: 32

約数和(自身を含む): 52509385728

約数和(自身を除く): 24316223998

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 421, 842, 2105, 4210, 13051, 26102, 65255, 130510, 216023, 432046, 1080115, 2160230, 6696713, 13393426, 33483565, 66967130, 90945683, 181891366, 454728415, 909456830, 2819316173, 5638632346, 14096580865, 28193161730]

約数ペア:

[(1, 28193161730), (2, 14096580865), (5, 5638632346), (10, 2819316173), (31, 909456830), (62, 454728415), (155, 181891366), (310, 90945683), (421, 66967130), (842, 33483565), (2105, 13393426), (4210, 6696713), (13051, 2160230), (26102, 1080115), (65255, 432046), (130510, 216023)]