81813886

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{27961}}^1$

素因数の和:28000

約数の個数: 32

約数和(自身を含む): 161061120

約数和(自身を除く): 79247234

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 77, 133, 154, 209, 266, 418, 1463, 2926, 27961, 55922, 195727, 307571, 391454, 531259, 615142, 1062518, 2152997, 3718813, 4305994, 5843849, 7437626, 11687698, 40906943, 81813886]

約数ペア:

[(1, 81813886), (2, 40906943), (7, 11687698), (11, 7437626), (14, 5843849), (19, 4305994), (22, 3718813), (38, 2152997), (77, 1062518), (133, 615142), (154, 531259), (209, 391454), (266, 307571), (418, 195727), (1463, 55922), (2926, 27961)]