1218156968

素因数分解:

$2^3\times 7^1\times {\mathrm{109}}^1\times {\mathrm{199567}}^1$

素因数の和:199689

約数の個数: 32

約数和(自身を含む): 2634297600

約数和(自身を除く): 1416140632

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 109, 218, 436, 763, 872, 1526, 3052, 6104, 199567, 399134, 798268, 1396969, 1596536, 2793938, 5587876, 11175752, 21752803, 43505606, 87011212, 152269621, 174022424, 304539242, 609078484, 1218156968]

約数ペア:

[(1, 1218156968), (2, 609078484), (4, 304539242), (7, 174022424), (8, 152269621), (14, 87011212), (28, 43505606), (56, 21752803), (109, 11175752), (218, 5587876), (436, 2793938), (763, 1596536), (872, 1396969), (1526, 798268), (3052, 399134), (6104, 199567)]