78821764

素因数分解:

$2^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{26309}}^1$

素因数の和:26427

約数の個数: 24

約数和(自身を含む): 159122880

約数和(自身を除く): 80301116

約数列:

[1, 2, 4, 7, 14, 28, 107, 214, 428, 749, 1498, 2996, 26309, 52618, 105236, 184163, 368326, 736652, 2815063, 5630126, 11260252, 19705441, 39410882, 78821764]

約数ペア:

[(1, 78821764), (2, 39410882), (4, 19705441), (7, 11260252), (14, 5630126), (28, 2815063), (107, 736652), (214, 368326), (428, 184163), (749, 105236), (1498, 52618), (2996, 26309)]