289301375

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{210401}}^1$

素因数の和:210427

約数の個数: 16

約数和(自身を含む): 393872544

約数和(自身を除く): 104571169

約数列:

[1, 5, 11, 25, 55, 125, 275, 1375, 210401, 1052005, 2314411, 5260025, 11572055, 26300125, 57860275, 289301375]

約数ペア:

[(1, 289301375), (5, 57860275), (11, 26300125), (25, 11572055), (55, 5260025), (125, 2314411), (275, 1052005), (1375, 210401)]