81171695

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{4111}}^1$

素因数の和:4486

約数の個数: 16

約数和(自身を含む): 106583040

約数和(自身を除く): 25411345

約数列:

[1, 5, 11, 55, 359, 1795, 3949, 4111, 19745, 20555, 45221, 226105, 1475849, 7379245, 16234339, 81171695]

約数ペア:

[(1, 81171695), (5, 16234339), (11, 7379245), (55, 1475849), (359, 226105), (1795, 45221), (3949, 20555), (4111, 19745)]