281789234

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{211}}^1\times {\mathrm{293}}^1$

素因数の和:602

約数の個数: 32

約数和(自身を含む): 444273984

約数和(自身を除く): 162484750

約数列:

[1, 2, 43, 53, 86, 106, 211, 293, 422, 586, 2279, 4558, 9073, 11183, 12599, 15529, 18146, 22366, 25198, 31058, 61823, 123646, 480869, 667747, 961738, 1335494, 2658389, 3276619, 5316778, 6553238, 140894617, 281789234]

約数ペア:

[(1, 281789234), (2, 140894617), (43, 6553238), (53, 5316778), (86, 3276619), (106, 2658389), (211, 1335494), (293, 961738), (422, 667747), (586, 480869), (2279, 123646), (4558, 61823), (9073, 31058), (11183, 25198), (12599, 22366), (15529, 18146)]