388781796

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{191707}}^1$

素因数の和:191740

約数の個数: 36

約数和(自身を含む): 982311792

約数和(自身を除く): 593529996

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 169, 338, 507, 676, 1014, 2028, 191707, 383414, 575121, 766828, 1150242, 2300484, 2492191, 4984382, 7476573, 9968764, 14953146, 29906292, 32398483, 64796966, 97195449, 129593932, 194390898, 388781796]

約数ペア:

[(1, 388781796), (2, 194390898), (3, 129593932), (4, 97195449), (6, 64796966), (12, 32398483), (13, 29906292), (26, 14953146), (39, 9968764), (52, 7476573), (78, 4984382), (156, 2492191), (169, 2300484), (338, 1150242), (507, 766828), (676, 575121), (1014, 383414), (2028, 191707)]