2157181

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1$

素因数の和:300

約数の個数: 16

約数和(自身を含む): 2528064

約数和(自身を除く): 370883

約数列:

[1, 13, 17, 43, 221, 227, 559, 731, 2951, 3859, 9503, 9761, 50167, 126893, 165937, 2157181]

約数ペア:

[(1, 2157181), (13, 165937), (17, 126893), (43, 50167), (221, 9761), (227, 9503), (559, 3859), (731, 2951)]