31315395

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{1033}}^1$

素因数の和:1131

約数の個数: 32

約数和(自身を含む): 52411392

約数和(自身を除く): 21095997

約数列:

[1, 3, 5, 15, 43, 47, 129, 141, 215, 235, 645, 705, 1033, 2021, 3099, 5165, 6063, 10105, 15495, 30315, 44419, 48551, 133257, 145653, 222095, 242755, 666285, 728265, 2087693, 6263079, 10438465, 31315395]

約数ペア:

[(1, 31315395), (3, 10438465), (5, 6263079), (15, 2087693), (43, 728265), (47, 666285), (129, 242755), (141, 222095), (215, 145653), (235, 133257), (645, 48551), (705, 44419), (1033, 30315), (2021, 15495), (3099, 10105), (5165, 6063)]