128213444

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{39233}}^1$

素因数の和:39299

約数の個数: 24

約数和(自身を含む): 241681440

約数和(自身を除く): 113467996

約数列:

[1, 2, 4, 19, 38, 43, 76, 86, 172, 817, 1634, 3268, 39233, 78466, 156932, 745427, 1490854, 1687019, 2981708, 3374038, 6748076, 32053361, 64106722, 128213444]

約数ペア:

[(1, 128213444), (2, 64106722), (4, 32053361), (19, 6748076), (38, 3374038), (43, 2981708), (76, 1687019), (86, 1490854), (172, 745427), (817, 156932), (1634, 78466), (3268, 39233)]