13988875

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{227}}^1$

素因数の和:288

約数の個数: 32

約数和(自身を含む): 19206720

約数和(自身を除く): 5217845

約数列:

[1, 5, 17, 25, 29, 85, 125, 145, 227, 425, 493, 725, 1135, 2125, 2465, 3625, 3859, 5675, 6583, 12325, 19295, 28375, 32915, 61625, 96475, 111911, 164575, 482375, 559555, 822875, 2797775, 13988875]

約数ペア:

[(1, 13988875), (5, 2797775), (17, 822875), (25, 559555), (29, 482375), (85, 164575), (125, 111911), (145, 96475), (227, 61625), (425, 32915), (493, 28375), (725, 19295), (1135, 12325), (2125, 6583), (2465, 5675), (3625, 3859)]