128341219

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{113}}^2$

素因数の和:291

約数の個数: 18

約数和(自身を含む): 142485980

約数和(自身を除く): 14144761

約数列:

[1, 19, 23, 113, 437, 529, 2147, 2599, 10051, 12769, 49381, 59777, 242611, 293687, 1135763, 5580053, 6754801, 128341219]

約数ペア:

[(1, 128341219), (19, 6754801), (23, 5580053), (113, 1135763), (437, 293687), (529, 242611), (2147, 59777), (2599, 49381), (10051, 12769)]