388160526

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{25261}}^1$

素因数の和:25476

約数の個数: 32

約数和(自身を含む): 840315168

約数和(自身を除く): 452154642

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 197, 394, 591, 1182, 2561, 5122, 7683, 15366, 25261, 50522, 75783, 151566, 328393, 656786, 985179, 1970358, 4976417, 9952834, 14929251, 29858502, 64693421, 129386842, 194080263, 388160526]

約数ペア:

[(1, 388160526), (2, 194080263), (3, 129386842), (6, 64693421), (13, 29858502), (26, 14929251), (39, 9952834), (78, 4976417), (197, 1970358), (394, 985179), (591, 656786), (1182, 328393), (2561, 151566), (5122, 75783), (7683, 50522), (15366, 25261)]