398400003

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{1427957}}^1$

素因数の和:1427994

約数の個数: 12

約数和(自身を含む): 594030528

約数和(自身を除く): 195630525

約数列:

[1, 3, 9, 31, 93, 279, 1427957, 4283871, 12851613, 44266667, 132800001, 398400003]

約数ペア:

[(1, 398400003), (3, 132800001), (9, 44266667), (31, 12851613), (93, 4283871), (279, 1427957)]