361221

素因数分解:

$3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{167}}^1$

素因数の和:280

約数の個数: 16

約数和(自身を含む): 559104

約数和(自身を除く): 197883

約数列:

[1, 3, 7, 21, 103, 167, 309, 501, 721, 1169, 2163, 3507, 17201, 51603, 120407, 361221]

約数ペア:

[(1, 361221), (3, 120407), (7, 51603), (21, 17201), (103, 3507), (167, 2163), (309, 1169), (501, 721)]