87221666

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{337}}^1$

素因数の和:511

約数の個数: 48

約数和(自身を含む): 161834400

約数和(自身を除く): 74612734

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 133, 139, 266, 278, 337, 674, 931, 973, 1862, 1946, 2359, 2641, 4718, 5282, 6403, 6811, 12806, 13622, 16513, 18487, 33026, 36974, 44821, 46843, 89642, 93686, 129409, 258818, 313747, 327901, 627494, 655802, 890017, 1780034, 2295307, 4590614, 6230119, 12460238, 43610833, 87221666]

約数ペア:

[(1, 87221666), (2, 43610833), (7, 12460238), (14, 6230119), (19, 4590614), (38, 2295307), (49, 1780034), (98, 890017), (133, 655802), (139, 627494), (266, 327901), (278, 313747), (337, 258818), (674, 129409), (931, 93686), (973, 89642), (1862, 46843), (1946, 44821), (2359, 36974), (2641, 33026), (4718, 18487), (5282, 16513), (6403, 13622), (6811, 12806)]