12021945

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61651}}^1$

素因数の和:61672

約数の個数: 16

約数和(自身を含む): 20715072

約数和(自身を除く): 8693127

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 61651, 184953, 308255, 801463, 924765, 2404389, 4007315, 12021945]

約数ペア:

[(1, 12021945), (3, 4007315), (5, 2404389), (13, 924765), (15, 801463), (39, 308255), (65, 184953), (195, 61651)]