28090645

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{26881}}^1$

素因数の和:26916

約数の個数: 16

約数和(自身を含む): 38710080

約数和(自身を除く): 10619435

約数列:

[1, 5, 11, 19, 55, 95, 209, 1045, 26881, 134405, 295691, 510739, 1478455, 2553695, 5618129, 28090645]

約数ペア:

[(1, 28090645), (5, 5618129), (11, 2553695), (19, 1478455), (55, 510739), (95, 295691), (209, 134405), (1045, 26881)]