28213691

素因数分解:

${\mathrm{11}}^2\times {\mathrm{431}}^1\times {\mathrm{541}}^1$

素因数の和:994

約数の個数: 12

約数和(自身を含む): 31141152

約数和(自身を除く): 2927461

約数列:

[1, 11, 121, 431, 541, 4741, 5951, 52151, 65461, 233171, 2564881, 28213691]

約数ペア:

[(1, 28213691), (11, 2564881), (121, 233171), (431, 65461), (541, 52151), (4741, 5951)]