13977243

素因数分解:

$3^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{1489}}^1$

素因数の和:1651

約数の個数: 24

約数和(自身を含む): 23244000

約数和(自身を除く): 9266757

約数列:

[1, 3, 7, 9, 21, 63, 149, 447, 1043, 1341, 1489, 3129, 4467, 9387, 10423, 13401, 31269, 93807, 221861, 665583, 1553027, 1996749, 4659081, 13977243]

約数ペア:

[(1, 13977243), (3, 4659081), (7, 1996749), (9, 1553027), (21, 665583), (63, 221861), (149, 93807), (447, 31269), (1043, 13401), (1341, 10423), (1489, 9387), (3129, 4467)]