68986988

素因数分解:

$2^2\times 7^1\times {\mathrm{821}}^1\times {\mathrm{3001}}^1$

素因数の和:3833

約数の個数: 24

約数和(自身を含む): 138188064

約数和(自身を除く): 69201076

約数列:

[1, 2, 4, 7, 14, 28, 821, 1642, 3001, 3284, 5747, 6002, 11494, 12004, 21007, 22988, 42014, 84028, 2463821, 4927642, 9855284, 17246747, 34493494, 68986988]

約数ペア:

[(1, 68986988), (2, 34493494), (4, 17246747), (7, 9855284), (14, 4927642), (28, 2463821), (821, 84028), (1642, 42014), (3001, 22988), (3284, 21007), (5747, 12004), (6002, 11494)]