309771364

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{3217}}^1$

素因数の和:3428

約数の個数: 48

約数和(自身を含む): 655957120

約数和(自身を除く): 346185756

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 181, 266, 362, 532, 724, 1267, 2534, 3217, 3439, 5068, 6434, 6878, 12868, 13756, 22519, 24073, 45038, 48146, 61123, 90076, 96292, 122246, 244492, 427861, 582277, 855722, 1164554, 1711444, 2329108, 4075939, 8151878, 11063263, 16303756, 22126526, 44253052, 77442841, 154885682, 309771364]

約数ペア:

[(1, 309771364), (2, 154885682), (4, 77442841), (7, 44253052), (14, 22126526), (19, 16303756), (28, 11063263), (38, 8151878), (76, 4075939), (133, 2329108), (181, 1711444), (266, 1164554), (362, 855722), (532, 582277), (724, 427861), (1267, 244492), (2534, 122246), (3217, 96292), (3439, 90076), (5068, 61123), (6434, 48146), (6878, 45038), (12868, 24073), (13756, 22519)]