115920272

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{557309}}^1$

素因数の和:557330

約数の個数: 20

約数和(自身を含む): 241872540

約数和(自身を除く): 125952268

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 557309, 1114618, 2229236, 4458472, 7245017, 8916944, 14490034, 28980068, 57960136, 115920272]

約数ペア:

[(1, 115920272), (2, 57960136), (4, 28980068), (8, 14490034), (13, 8916944), (16, 7245017), (26, 4458472), (52, 2229236), (104, 1114618), (208, 557309)]