409889079

素因数分解:

$3^4\times {\mathrm{499}}^1\times {\mathrm{10141}}^1$

素因数の和:10652

約数の個数: 20

約数和(自身を含む): 613591000

約数和(自身を除く): 203701921

約数列:

[1, 3, 9, 27, 81, 499, 1497, 4491, 10141, 13473, 30423, 40419, 91269, 273807, 821421, 5060359, 15181077, 45543231, 136629693, 409889079]

約数ペア:

[(1, 409889079), (3, 136629693), (9, 45543231), (27, 15181077), (81, 5060359), (499, 821421), (1497, 273807), (4491, 91269), (10141, 40419), (13473, 30423)]