1640185857

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{369661}}^1$

素因数の和:369713

約数の個数: 24

約数和(自身を含む): 2595027240

約数和(自身を除く): 954841383

約数列:

[1, 3, 9, 17, 29, 51, 87, 153, 261, 493, 1479, 4437, 369661, 1108983, 3326949, 6284237, 10720169, 18852711, 32160507, 56558133, 96481521, 182242873, 546728619, 1640185857]

約数ペア:

[(1, 1640185857), (3, 546728619), (9, 182242873), (17, 96481521), (29, 56558133), (51, 32160507), (87, 18852711), (153, 10720169), (261, 6284237), (493, 3326949), (1479, 1108983), (4437, 369661)]