128750721

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{37879}}^1$

素因数の和:37996

約数の個数: 16

約数和(自身を含む): 189096960

約数和(自身を除く): 60346239

約数列:

[1, 3, 11, 33, 103, 309, 1133, 3399, 37879, 113637, 416669, 1250007, 3901537, 11704611, 42916907, 128750721]

約数ペア:

[(1, 128750721), (3, 42916907), (11, 11704611), (33, 3901537), (103, 1250007), (309, 416669), (1133, 113637), (3399, 37879)]