29171331

素因数分解:

$3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{6911}}^1$

素因数の和:6991

約数の個数: 24

約数和(自身を含む): 48881664

約数和(自身を除く): 19710333

約数列:

[1, 3, 7, 9, 21, 63, 67, 201, 469, 603, 1407, 4221, 6911, 20733, 48377, 62199, 145131, 435393, 463037, 1389111, 3241259, 4167333, 9723777, 29171331]

約数ペア:

[(1, 29171331), (3, 9723777), (7, 4167333), (9, 3241259), (21, 1389111), (63, 463037), (67, 435393), (201, 145131), (469, 62199), (603, 48377), (1407, 20733), (4221, 6911)]