3991412

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{181}}^1$

素因数の和:371

約数の個数: 24

約数和(自身を含む): 7261800

約数和(自身を除く): 3270388

約数列:

[1, 2, 4, 37, 74, 148, 149, 181, 298, 362, 596, 724, 5513, 6697, 11026, 13394, 22052, 26788, 26969, 53938, 107876, 997853, 1995706, 3991412]

約数ペア:

[(1, 3991412), (2, 1995706), (4, 997853), (37, 107876), (74, 53938), (148, 26969), (149, 26788), (181, 22052), (298, 13394), (362, 11026), (596, 6697), (724, 5513)]