155491492

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{230017}}^1$

素因数の和:230047

約数の個数: 18

約数和(自身を含む): 294653058

約数和(自身を除く): 139161566

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 230017, 460034, 920068, 2990221, 5980442, 11960884, 38872873, 77745746, 155491492]

約数ペア:

[(1, 155491492), (2, 77745746), (4, 38872873), (13, 11960884), (26, 5980442), (52, 2990221), (169, 920068), (338, 460034), (676, 230017)]