42157985

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{7351}}^1$

素因数の和:7424

約数の個数: 16

約数和(自身を含む): 53640192

約数和(自身を除く): 11482207

約数列:

[1, 5, 31, 37, 155, 185, 1147, 5735, 7351, 36755, 227881, 271987, 1139405, 1359935, 8431597, 42157985]

約数ペア:

[(1, 42157985), (5, 8431597), (31, 1359935), (37, 1139405), (155, 271987), (185, 227881), (1147, 36755), (5735, 7351)]