28628535

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7727}}^1$

素因数の和:7767

約数の個数: 32

約数和(自身を含む): 51932160

約数和(自身を除く): 23303625

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 195, 247, 285, 741, 1235, 3705, 7727, 23181, 38635, 100451, 115905, 146813, 301353, 440439, 502255, 734065, 1506765, 1908569, 2202195, 5725707, 9542845, 28628535]

約数ペア:

[(1, 28628535), (3, 9542845), (5, 5725707), (13, 2202195), (15, 1908569), (19, 1506765), (39, 734065), (57, 502255), (65, 440439), (95, 301353), (195, 146813), (247, 115905), (285, 100451), (741, 38635), (1235, 23181), (3705, 7727)]