12320379

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{661}}^1$

素因数の和:795

約数の個数: 24

約数和(自身を含む): 18933200

約数和(自身を除く): 6612821

約数列:

[1, 3, 9, 19, 57, 109, 171, 327, 661, 981, 1983, 2071, 5949, 6213, 12559, 18639, 37677, 72049, 113031, 216147, 648441, 1368931, 4106793, 12320379]

約数ペア:

[(1, 12320379), (3, 4106793), (9, 1368931), (19, 648441), (57, 216147), (109, 113031), (171, 72049), (327, 37677), (661, 18639), (981, 12559), (1983, 6213), (2071, 5949)]