223467985

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{31541}}^1$

素因数の和:31668

約数の個数: 16

約数和(自身を含む): 291448080

約数和(自身を除く): 67980095

約数列:

[1, 5, 13, 65, 109, 545, 1417, 7085, 31541, 157705, 410033, 2050165, 3437969, 17189845, 44693597, 223467985]

約数ペア:

[(1, 223467985), (5, 44693597), (13, 17189845), (65, 3437969), (109, 2050165), (545, 410033), (1417, 157705), (7085, 31541)]