12999231

素因数分解:

$3^3\times 7^1\times {\mathrm{109}}^1\times {\mathrm{631}}^1$

素因数の和:756

約数の個数: 32

約数和(自身を含む): 22246400

約数和(自身を除く): 9247169

約数列:

[1, 3, 7, 9, 21, 27, 63, 109, 189, 327, 631, 763, 981, 1893, 2289, 2943, 4417, 5679, 6867, 13251, 17037, 20601, 39753, 68779, 119259, 206337, 481453, 619011, 1444359, 1857033, 4333077, 12999231]

約数ペア:

[(1, 12999231), (3, 4333077), (7, 1857033), (9, 1444359), (21, 619011), (27, 481453), (63, 206337), (109, 119259), (189, 68779), (327, 39753), (631, 20601), (763, 17037), (981, 13251), (1893, 6867), (2289, 5679), (2943, 4417)]