123491431

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{17519}}^1$

素因数の和:17598

約数の個数: 16

約数和(自身を含む): 151372800

約数和(自身を除く): 27881369

約数列:

[1, 7, 19, 53, 133, 371, 1007, 7049, 17519, 122633, 332861, 928507, 2330027, 6499549, 17641633, 123491431]

約数ペア:

[(1, 123491431), (7, 17641633), (19, 6499549), (53, 2330027), (133, 928507), (371, 332861), (1007, 122633), (7049, 17519)]