13902147

素因数分解:

$3^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{1481}}^1$

素因数の和:1643

約数の個数: 24

約数和(自身を含む): 23119200

約数和(自身を除く): 9217053

約数列:

[1, 3, 7, 9, 21, 63, 149, 447, 1043, 1341, 1481, 3129, 4443, 9387, 10367, 13329, 31101, 93303, 220669, 662007, 1544683, 1986021, 4634049, 13902147]

約数ペア:

[(1, 13902147), (3, 4634049), (7, 1986021), (9, 1544683), (21, 662007), (63, 220669), (149, 93303), (447, 31101), (1043, 13329), (1341, 10367), (1481, 9387), (3129, 4443)]