266396

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:173

約数の個数: 24

約数和(自身を含む): 517440

約数和(自身を除く): 251044

約数列:

[1, 2, 4, 13, 26, 47, 52, 94, 109, 188, 218, 436, 611, 1222, 1417, 2444, 2834, 5123, 5668, 10246, 20492, 66599, 133198, 266396]

約数ペア:

[(1, 266396), (2, 133198), (4, 66599), (13, 20492), (26, 10246), (47, 5668), (52, 5123), (94, 2834), (109, 2444), (188, 1417), (218, 1222), (436, 611)]