72990862

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{140909}}^1$

素因数の和:140955

約数の個数: 16

約数和(自身を含む): 128509920

約数和(自身を除く): 55519058

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 140909, 281818, 986363, 1972726, 5213633, 10427266, 36495431, 72990862]

約数ペア:

[(1, 72990862), (2, 36495431), (7, 10427266), (14, 5213633), (37, 1972726), (74, 986363), (259, 281818), (518, 140909)]