2009092505

素因数分解:

$5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{263}}^1\times {\mathrm{2161}}^1$

素因数の和:2537

約数の個数: 32

約数和(自身を含む): 2794480128

約数和(自身を除く): 785387623

約数列:

[1, 5, 7, 35, 101, 263, 505, 707, 1315, 1841, 2161, 3535, 9205, 10805, 15127, 26563, 75635, 132815, 185941, 218261, 568343, 929705, 1091305, 1527827, 2841715, 3978401, 7639135, 19892005, 57402643, 287013215, 401818501, 2009092505]

約数ペア:

[(1, 2009092505), (5, 401818501), (7, 287013215), (35, 57402643), (101, 19892005), (263, 7639135), (505, 3978401), (707, 2841715), (1315, 1527827), (1841, 1091305), (2161, 929705), (3535, 568343), (9205, 218261), (10805, 185941), (15127, 132815), (26563, 75635)]