28765295

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{271}}^1$

素因数の和:383

約数の個数: 32

約数和(自身を含む): 39481344

約数和(自身を除く): 10716049

約数列:

[1, 5, 13, 23, 65, 71, 115, 271, 299, 355, 923, 1355, 1495, 1633, 3523, 4615, 6233, 8165, 17615, 19241, 21229, 31165, 81029, 96205, 106145, 250133, 405145, 442543, 1250665, 2212715, 5753059, 28765295]

約数ペア:

[(1, 28765295), (5, 5753059), (13, 2212715), (23, 1250665), (65, 442543), (71, 405145), (115, 250133), (271, 106145), (299, 96205), (355, 81029), (923, 31165), (1355, 21229), (1495, 19241), (1633, 17615), (3523, 8165), (4615, 6233)]