219047416

素因数分解:

$2^3\times 7^1\times {\mathrm{313}}^1\times {\mathrm{12497}}^1$

素因数の和:12823

約数の個数: 32

約数和(自身を含む): 470924640

約数和(自身を除く): 251877224

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 313, 626, 1252, 2191, 2504, 4382, 8764, 12497, 17528, 24994, 49988, 87479, 99976, 174958, 349916, 699832, 3911561, 7823122, 15646244, 27380927, 31292488, 54761854, 109523708, 219047416]

約数ペア:

[(1, 219047416), (2, 109523708), (4, 54761854), (7, 31292488), (8, 27380927), (14, 15646244), (28, 7823122), (56, 3911561), (313, 699832), (626, 349916), (1252, 174958), (2191, 99976), (2504, 87479), (4382, 49988), (8764, 24994), (12497, 17528)]