1285388710

素因数分解:

$2^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1325143}}^1$

素因数の和:1325247

約数の個数: 16

約数和(自身を含む): 2337554016

約数和(自身を除く): 1052165306

約数列:

[1, 2, 5, 10, 97, 194, 485, 970, 1325143, 2650286, 6625715, 13251430, 128538871, 257077742, 642694355, 1285388710]

約数ペア:

[(1, 1285388710), (2, 642694355), (5, 257077742), (10, 128538871), (97, 13251430), (194, 6625715), (485, 2650286), (970, 1325143)]