27988335

素因数分解:

$3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2383}}^1$

素因数の和:2429

約数の個数: 40

約数和(自身を含む): 51923520

約数和(自身を除く): 23935185

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 81, 87, 135, 145, 261, 405, 435, 783, 1305, 2349, 2383, 3915, 7149, 11745, 11915, 21447, 35745, 64341, 69107, 107235, 193023, 207321, 321705, 345535, 621963, 965115, 1036605, 1865889, 3109815, 5597667, 9329445, 27988335]

約数ペア:

[(1, 27988335), (3, 9329445), (5, 5597667), (9, 3109815), (15, 1865889), (27, 1036605), (29, 965115), (45, 621963), (81, 345535), (87, 321705), (135, 207321), (145, 193023), (261, 107235), (405, 69107), (435, 64341), (783, 35745), (1305, 21447), (2349, 11915), (2383, 11745), (3915, 7149)]