399442054

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{797}}^1$

素因数の和:949

約数の個数: 48

約数和(自身を含む): 700484400

約数和(自身を除く): 301042346

約数列:

[1, 2, 11, 19, 22, 38, 109, 121, 209, 218, 242, 418, 797, 1199, 1594, 2071, 2299, 2398, 4142, 4598, 8767, 13189, 15143, 17534, 22781, 26378, 30286, 45562, 86873, 96437, 166573, 173746, 192874, 250591, 333146, 501182, 955603, 1650587, 1832303, 1911206, 3301174, 3664606, 10511633, 18156457, 21023266, 36312914, 199721027, 399442054]

約数ペア:

[(1, 399442054), (2, 199721027), (11, 36312914), (19, 21023266), (22, 18156457), (38, 10511633), (109, 3664606), (121, 3301174), (209, 1911206), (218, 1832303), (242, 1650587), (418, 955603), (797, 501182), (1199, 333146), (1594, 250591), (2071, 192874), (2299, 173746), (2398, 166573), (4142, 96437), (4598, 86873), (8767, 45562), (13189, 30286), (15143, 26378), (17534, 22781)]