71688852

素因数分解:

$2^2\times 3^2\times {\mathrm{1991357}}^1$

素因数の和:1991367

約数の個数: 18

約数和(自身を含む): 181213578

約数和(自身を除く): 109524726

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 1991357, 3982714, 5974071, 7965428, 11948142, 17922213, 23896284, 35844426, 71688852]

約数ペア:

[(1, 71688852), (2, 35844426), (3, 23896284), (4, 17922213), (6, 11948142), (9, 7965428), (12, 5974071), (18, 3982714), (36, 1991357)]