91281921

素因数分解:

$3^1\times {\mathrm{227}}^1\times {\mathrm{311}}^1\times {\mathrm{431}}^1$

素因数の和:972

約数の個数: 16

約数和(自身を含む): 122923008

約数和(自身を除く): 31641087

約数列:

[1, 3, 227, 311, 431, 681, 933, 1293, 70597, 97837, 134041, 211791, 293511, 402123, 30427307, 91281921]

約数ペア:

[(1, 91281921), (3, 30427307), (227, 402123), (311, 293511), (431, 211791), (681, 134041), (933, 97837), (1293, 70597)]