31057485

素因数分解:

$3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1\times {\mathrm{251}}^1$

素因数の和:445

約数の個数: 32

約数和(自身を含む): 51020928

約数和(自身を除く): 19963443

約数列:

[1, 3, 5, 15, 73, 113, 219, 251, 339, 365, 565, 753, 1095, 1255, 1695, 3765, 8249, 18323, 24747, 28363, 41245, 54969, 85089, 91615, 123735, 141815, 274845, 425445, 2070499, 6211497, 10352495, 31057485]

約数ペア:

[(1, 31057485), (3, 10352495), (5, 6211497), (15, 2070499), (73, 425445), (113, 274845), (219, 141815), (251, 123735), (339, 91615), (365, 85089), (565, 54969), (753, 41245), (1095, 28363), (1255, 24747), (1695, 18323), (3765, 8249)]