7421427

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{463}}^1$

素因数の和:619

約数の個数: 24

約数和(自身を含む): 11653824

約数和(自身を除く): 4232397

約数列:

[1, 3, 9, 13, 39, 117, 137, 411, 463, 1233, 1389, 1781, 4167, 5343, 6019, 16029, 18057, 54171, 63431, 190293, 570879, 824603, 2473809, 7421427]

約数ペア:

[(1, 7421427), (3, 2473809), (9, 824603), (13, 570879), (39, 190293), (117, 63431), (137, 54171), (411, 18057), (463, 16029), (1233, 6019), (1389, 5343), (1781, 4167)]