15813121

素因数分解:

${\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{271}}^1$

素因数の和:396

約数の個数: 16

約数和(自身を含む): 17233920

約数和(自身を除く): 1420799

約数列:

[1, 23, 43, 59, 271, 989, 1357, 2537, 6233, 11653, 15989, 58351, 268019, 367747, 687527, 15813121]

約数ペア:

[(1, 15813121), (23, 687527), (43, 367747), (59, 268019), (271, 58351), (989, 15989), (1357, 11653), (2537, 6233)]