171771945

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{2437}}^1$

素因数の和:2609

約数の個数: 32

約数和(自身を含む): 284602368

約数和(自身を除く): 112830423

約数列:

[1, 3, 5, 15, 37, 111, 127, 185, 381, 555, 635, 1905, 2437, 4699, 7311, 12185, 14097, 23495, 36555, 70485, 90169, 270507, 309499, 450845, 928497, 1352535, 1547495, 4642485, 11451463, 34354389, 57257315, 171771945]

約数ペア:

[(1, 171771945), (3, 57257315), (5, 34354389), (15, 11451463), (37, 4642485), (111, 1547495), (127, 1352535), (185, 928497), (381, 450845), (555, 309499), (635, 270507), (1905, 90169), (2437, 70485), (4699, 36555), (7311, 23495), (12185, 14097)]