28653375

素因数分解:

$3^1\times 5^3\times {\mathrm{109}}^1\times {\mathrm{701}}^1$

素因数の和:828

約数の個数: 32

約数和(自身を含む): 48185280

約数和(自身を除く): 19531905

約数列:

[1, 3, 5, 15, 25, 75, 109, 125, 327, 375, 545, 701, 1635, 2103, 2725, 3505, 8175, 10515, 13625, 17525, 40875, 52575, 76409, 87625, 229227, 262875, 382045, 1146135, 1910225, 5730675, 9551125, 28653375]

約数ペア:

[(1, 28653375), (3, 9551125), (5, 5730675), (15, 1910225), (25, 1146135), (75, 382045), (109, 262875), (125, 229227), (327, 87625), (375, 76409), (545, 52575), (701, 40875), (1635, 17525), (2103, 13625), (2725, 10515), (3505, 8175)]