141855

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{193}}^1$

素因数の和:215

約数の個数: 24

約数和(自身を含む): 265392

約数和(自身を除く): 123537

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 193, 245, 579, 735, 965, 1351, 2895, 4053, 6755, 9457, 20265, 28371, 47285, 141855]

約数ペア:

[(1, 141855), (3, 47285), (5, 28371), (7, 20265), (15, 9457), (21, 6755), (35, 4053), (49, 2895), (105, 1351), (147, 965), (193, 735), (245, 579)]