72389178

素因数分解:

$2^1\times 3^2\times {\mathrm{1861}}^1\times {\mathrm{2161}}^1$

素因数の和:4030

約数の個数: 24

約数和(自身を含む): 157000116

約数和(自身を除く): 84610938

約数列:

[1, 2, 3, 6, 9, 18, 1861, 2161, 3722, 4322, 5583, 6483, 11166, 12966, 16749, 19449, 33498, 38898, 4021621, 8043242, 12064863, 24129726, 36194589, 72389178]

約数ペア:

[(1, 72389178), (2, 36194589), (3, 24129726), (6, 12064863), (9, 8043242), (18, 4021621), (1861, 38898), (2161, 33498), (3722, 19449), (4322, 16749), (5583, 12966), (6483, 11166)]