1320993986

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{2351}}^1\times {\mathrm{21611}}^1$

素因数の和:23977

約数の個数: 16

約数和(自身を含む): 2134919808

約数和(自身を除く): 813925822

約数列:

[1, 2, 13, 26, 2351, 4702, 21611, 30563, 43222, 61126, 280943, 561886, 50807461, 101614922, 660496993, 1320993986]

約数ペア:

[(1, 1320993986), (2, 660496993), (13, 101614922), (26, 50807461), (2351, 561886), (4702, 280943), (21611, 61126), (30563, 43222)]