291256004

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{2137}}^1\times {\mathrm{2621}}^1$

素因数の和:4775

約数の個数: 24

約数和(自身を含む): 549371928

約数和(自身を除く): 258115924

約数列:

[1, 2, 4, 13, 26, 52, 2137, 2621, 4274, 5242, 8548, 10484, 27781, 34073, 55562, 68146, 111124, 136292, 5601077, 11202154, 22404308, 72814001, 145628002, 291256004]

約数ペア:

[(1, 291256004), (2, 145628002), (4, 72814001), (13, 22404308), (26, 11202154), (52, 5601077), (2137, 136292), (2621, 111124), (4274, 68146), (5242, 55562), (8548, 34073), (10484, 27781)]