239668

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1$

素因数の和:447

約数の個数: 24

約数和(自身を含む): 493920

約数和(自身を除く): 254252

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 419, 572, 838, 1676, 4609, 5447, 9218, 10894, 18436, 21788, 59917, 119834, 239668]

約数ペア:

[(1, 239668), (2, 119834), (4, 59917), (11, 21788), (13, 18436), (22, 10894), (26, 9218), (44, 5447), (52, 4609), (143, 1676), (286, 838), (419, 572)]