12156900745

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1\times {\mathrm{31277}}^1$

素因数の和:31521

約数の個数: 32

約数和(自身を含む): 16430708736

約数和(自身を除く): 4273807991

約数列:

[1, 5, 11, 37, 55, 185, 191, 407, 955, 2035, 2101, 7067, 10505, 31277, 35335, 77737, 156385, 344047, 388685, 1157249, 1720235, 5786245, 5973907, 12729739, 29869535, 63648695, 65712977, 221034559, 328564885, 1105172795, 2431380149, 12156900745]

約数ペア:

[(1, 12156900745), (5, 2431380149), (11, 1105172795), (37, 328564885), (55, 221034559), (185, 65712977), (191, 63648695), (407, 29869535), (955, 12729739), (2035, 5973907), (2101, 5786245), (7067, 1720235), (10505, 1157249), (31277, 388685), (35335, 344047), (77737, 156385)]