127906945

素因数分解:

$5^1\times {\mathrm{103}}^1\times {\mathrm{307}}^1\times {\mathrm{809}}^1$

素因数の和:1224

約数の個数: 16

約数和(自身を含む): 155675520

約数和(自身を除く): 27768575

約数列:

[1, 5, 103, 307, 515, 809, 1535, 4045, 31621, 83327, 158105, 248363, 416635, 1241815, 25581389, 127906945]

約数ペア:

[(1, 127906945), (5, 25581389), (103, 1241815), (307, 416635), (515, 248363), (809, 158105), (1535, 83327), (4045, 31621)]