407942379

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{1162229}}^1$

素因数の和:1162251

約数の個数: 16

約数和(自身を含む): 650848800

約数和(自身を除く): 242906421

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 1162229, 3486687, 10460061, 15108977, 31380183, 45326931, 135980793, 407942379]

約数ペア:

[(1, 407942379), (3, 135980793), (9, 45326931), (13, 31380183), (27, 15108977), (39, 10460061), (117, 3486687), (351, 1162229)]