15951221

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{337}}^1$

素因数の和:692

約数の個数: 16

約数和(自身を含む): 18852288

約数和(自身を除く): 2901067

約数列:

[1, 11, 13, 143, 331, 337, 3641, 3707, 4303, 4381, 47333, 48191, 111547, 1227017, 1450111, 15951221]

約数ペア:

[(1, 15951221), (11, 1450111), (13, 1227017), (143, 111547), (331, 48191), (337, 47333), (3641, 4381), (3707, 4303)]