128212518

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{436097}}^1$

素因数の和:436116

約数の個数: 24

約数和(自身を含む): 298291032

約数和(自身を除く): 170078514

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 436097, 872194, 1308291, 2616582, 3052679, 6105358, 9158037, 18316074, 21368753, 42737506, 64106259, 128212518]

約数ペア:

[(1, 128212518), (2, 64106259), (3, 42737506), (6, 21368753), (7, 18316074), (14, 9158037), (21, 6105358), (42, 3052679), (49, 2616582), (98, 1308291), (147, 872194), (294, 436097)]