2998919

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:143

約数の個数: 32

約数和(自身を含む): 4147200

約数和(自身を除く): 1148281

約数列:

[1, 7, 11, 17, 29, 77, 79, 119, 187, 203, 319, 493, 553, 869, 1309, 1343, 2233, 2291, 3451, 5423, 6083, 9401, 14773, 16037, 25201, 37961, 38947, 103411, 176407, 272629, 428417, 2998919]

約数ペア:

[(1, 2998919), (7, 428417), (11, 272629), (17, 176407), (29, 103411), (77, 38947), (79, 37961), (119, 25201), (187, 16037), (203, 14773), (319, 9401), (493, 6083), (553, 5423), (869, 3451), (1309, 2291), (1343, 2233)]