20210080797

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{916183}}^1$

素因数の和:916254

約数の個数: 32

約数和(自身を含む): 32249676800

約数和(自身を除く): 12039596003

約数列:

[1, 3, 9, 19, 27, 43, 57, 129, 171, 387, 513, 817, 1161, 2451, 7353, 22059, 916183, 2748549, 8245647, 17407477, 24736941, 39395869, 52222431, 118187607, 156667293, 354562821, 470001879, 748521511, 1063688463, 2245564533, 6736693599, 20210080797]

約数ペア:

[(1, 20210080797), (3, 6736693599), (9, 2245564533), (19, 1063688463), (27, 748521511), (43, 470001879), (57, 354562821), (129, 156667293), (171, 118187607), (387, 52222431), (513, 39395869), (817, 24736941), (1161, 17407477), (2451, 8245647), (7353, 2748549), (22059, 916183)]