1541421

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{569}}^1$

素因数の和:625

約数の個数: 24

約数和(自身を含む): 2608320

約数和(自身を除く): 1066899

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 569, 903, 1707, 2709, 3983, 5121, 11949, 24467, 35847, 73401, 171269, 220203, 513807, 1541421]

約数ペア:

[(1, 1541421), (3, 513807), (7, 220203), (9, 171269), (21, 73401), (43, 35847), (63, 24467), (129, 11949), (301, 5121), (387, 3983), (569, 2709), (903, 1707)]