74778291

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{69821}}^1$

素因数の和:69851

約数の個数: 24

約数和(自身を含む): 130706784

約数和(自身を除く): 55928493

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 69821, 209463, 488747, 628389, 1186957, 1466241, 3560871, 4398723, 8308699, 10682613, 24926097, 74778291]

約数ペア:

[(1, 74778291), (3, 24926097), (7, 10682613), (9, 8308699), (17, 4398723), (21, 3560871), (51, 1466241), (63, 1186957), (119, 628389), (153, 488747), (357, 209463), (1071, 69821)]