128401854

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{436741}}^1$

素因数の和:436760

約数の個数: 24

約数和(自身を含む): 298731528

約数和(自身を除く): 170329674

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 436741, 873482, 1310223, 2620446, 3057187, 6114374, 9171561, 18343122, 21400309, 42800618, 64200927, 128401854]

約数ペア:

[(1, 128401854), (2, 64200927), (3, 42800618), (6, 21400309), (7, 18343122), (14, 9171561), (21, 6114374), (42, 3057187), (49, 2620446), (98, 1310223), (147, 873482), (294, 436741)]