15215870

素因数分解:

$2^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{11981}}^1$

素因数の和:12115

約数の個数: 16

約数和(自身を含む): 27606528

約数和(自身を除く): 12390658

約数列:

[1, 2, 5, 10, 127, 254, 635, 1270, 11981, 23962, 59905, 119810, 1521587, 3043174, 7607935, 15215870]

約数ペア:

[(1, 15215870), (2, 7607935), (5, 3043174), (10, 1521587), (127, 119810), (254, 59905), (635, 23962), (1270, 11981)]