28289426

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{397}}^1$

素因数の和:530

約数の個数: 32

約数和(自身を含む): 48142080

約数和(自身を除く): 19852654

約数列:

[1, 2, 11, 22, 41, 79, 82, 158, 397, 451, 794, 869, 902, 1738, 3239, 4367, 6478, 8734, 16277, 31363, 32554, 35629, 62726, 71258, 179047, 344993, 358094, 689986, 1285883, 2571766, 14144713, 28289426]

約数ペア:

[(1, 28289426), (2, 14144713), (11, 2571766), (22, 1285883), (41, 689986), (79, 358094), (82, 344993), (158, 179047), (397, 71258), (451, 62726), (794, 35629), (869, 32554), (902, 31363), (1738, 16277), (3239, 8734), (4367, 6478)]