1289744526

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{30708203}}^1$

素因数の和:30708215

約数の個数: 16

約数和(自身を含む): 2947987584

約数和(自身を除く): 1658243058

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 30708203, 61416406, 92124609, 184249218, 214957421, 429914842, 644872263, 1289744526]

約数ペア:

[(1, 1289744526), (2, 644872263), (3, 429914842), (6, 214957421), (7, 184249218), (14, 92124609), (21, 61416406), (42, 30708203)]