28342535

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{1609}}^1$

素因数の和:1898

約数の個数: 16

約数和(自身を含む): 36785280

約数和(自身を除く): 8442745

約数列:

[1, 5, 13, 65, 271, 1355, 1609, 3523, 8045, 17615, 20917, 104585, 436039, 2180195, 5668507, 28342535]

約数ペア:

[(1, 28342535), (5, 5668507), (13, 2180195), (65, 436039), (271, 104585), (1355, 20917), (1609, 17615), (3523, 8045)]