400974786

素因数分解:

$2^1\times 3^6\times {\mathrm{53}}^1\times {\mathrm{5189}}^1$

素因数の和:5262

約数の個数: 56

約数和(自身を含む): 918972540

約数和(自身を除く): 517997754

約数列:

[1, 2, 3, 6, 9, 18, 27, 53, 54, 81, 106, 159, 162, 243, 318, 477, 486, 729, 954, 1431, 1458, 2862, 4293, 5189, 8586, 10378, 12879, 15567, 25758, 31134, 38637, 46701, 77274, 93402, 140103, 275017, 280206, 420309, 550034, 825051, 840618, 1260927, 1650102, 2475153, 2521854, 3782781, 4950306, 7425459, 7565562, 14850918, 22276377, 44552754, 66829131, 133658262, 200487393, 400974786]

約数ペア:

[(1, 400974786), (2, 200487393), (3, 133658262), (6, 66829131), (9, 44552754), (18, 22276377), (27, 14850918), (53, 7565562), (54, 7425459), (81, 4950306), (106, 3782781), (159, 2521854), (162, 2475153), (243, 1650102), (318, 1260927), (477, 840618), (486, 825051), (729, 550034), (954, 420309), (1431, 280206), (1458, 275017), (2862, 140103), (4293, 93402), (5189, 77274), (8586, 46701), (10378, 38637), (12879, 31134), (15567, 25758)]