168904953

素因数分解:

$3^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{307}}^1$

素因数の和:435

約数の個数: 64

約数和(自身を含む): 298045440

約数和(自身を除く): 129140487

約数列:

[1, 3, 7, 9, 21, 27, 41, 63, 71, 123, 189, 213, 287, 307, 369, 497, 639, 861, 921, 1107, 1491, 1917, 2149, 2583, 2763, 2911, 4473, 6447, 7749, 8289, 8733, 12587, 13419, 19341, 20377, 21797, 26199, 37761, 58023, 61131, 65391, 78597, 88109, 113283, 152579, 183393, 196173, 264327, 339849, 457737, 550179, 588519, 792981, 893677, 1373211, 2378943, 2681031, 4119633, 6255739, 8043093, 18767217, 24129279, 56301651, 168904953]

約数ペア:

[(1, 168904953), (3, 56301651), (7, 24129279), (9, 18767217), (21, 8043093), (27, 6255739), (41, 4119633), (63, 2681031), (71, 2378943), (123, 1373211), (189, 893677), (213, 792981), (287, 588519), (307, 550179), (369, 457737), (497, 339849), (639, 264327), (861, 196173), (921, 183393), (1107, 152579), (1491, 113283), (1917, 88109), (2149, 78597), (2583, 65391), (2763, 61131), (2911, 58023), (4473, 37761), (6447, 26199), (7749, 21797), (8289, 20377), (8733, 19341), (12587, 13419)]