1289355844

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1485433}}^1$

素因数の和:1485475

約数の個数: 24

約数和(自身を含む): 2661897728

約数和(自身を除く): 1372541884

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 1485433, 2970866, 5941732, 10398031, 20796062, 41592124, 46048423, 92096846, 184193692, 322338961, 644677922, 1289355844]

約数ペア:

[(1, 1289355844), (2, 644677922), (4, 322338961), (7, 184193692), (14, 92096846), (28, 46048423), (31, 41592124), (62, 20796062), (124, 10398031), (217, 5941732), (434, 2970866), (868, 1485433)]