209644568

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{120763}}^1$

素因数の和:120807

約数の個数: 32

約数和(自身を含む): 463733760

約数和(自身を除く): 254089192

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 120763, 241526, 483052, 845341, 966104, 1690682, 3381364, 3743653, 6762728, 7487306, 14974612, 26205571, 29949224, 52411142, 104822284, 209644568]

約数ペア:

[(1, 209644568), (2, 104822284), (4, 52411142), (7, 29949224), (8, 26205571), (14, 14974612), (28, 7487306), (31, 6762728), (56, 3743653), (62, 3381364), (124, 1690682), (217, 966104), (248, 845341), (434, 483052), (868, 241526), (1736, 120763)]