13903911

素因数分解:

$3^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{2659}}^1$

素因数の和:2755

約数の個数: 24

約数和(自身を含む): 23237760

約数和(自身を除く): 9333849

約数列:

[1, 3, 7, 9, 21, 63, 83, 249, 581, 747, 1743, 2659, 5229, 7977, 18613, 23931, 55839, 167517, 220697, 662091, 1544879, 1986273, 4634637, 13903911]

約数ペア:

[(1, 13903911), (3, 4634637), (7, 1986273), (9, 1544879), (21, 662091), (63, 220697), (83, 167517), (249, 55839), (581, 23931), (747, 18613), (1743, 7977), (2659, 5229)]