57281090

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{197521}}^1$

素因数の和:197557

約数の個数: 16

約数和(自身を含む): 106661880

約数和(自身を除く): 49380790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 197521, 395042, 987605, 1975210, 5728109, 11456218, 28640545, 57281090]

約数ペア:

[(1, 57281090), (2, 28640545), (5, 11456218), (10, 5728109), (29, 1975210), (58, 987605), (145, 395042), (290, 197521)]