7239988

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{439}}^1$

素因数の和:500

約数の個数: 48

約数和(自身を含む): 15769600

約数和(自身を除く): 8529612

約数列:

[1, 2, 4, 7, 14, 19, 28, 31, 38, 62, 76, 124, 133, 217, 266, 434, 439, 532, 589, 868, 878, 1178, 1756, 2356, 3073, 4123, 6146, 8246, 8341, 12292, 13609, 16492, 16682, 27218, 33364, 54436, 58387, 95263, 116774, 190526, 233548, 258571, 381052, 517142, 1034284, 1809997, 3619994, 7239988]

約数ペア:

[(1, 7239988), (2, 3619994), (4, 1809997), (7, 1034284), (14, 517142), (19, 381052), (28, 258571), (31, 233548), (38, 190526), (62, 116774), (76, 95263), (124, 58387), (133, 54436), (217, 33364), (266, 27218), (434, 16682), (439, 16492), (532, 13609), (589, 12292), (868, 8341), (878, 8246), (1178, 6146), (1756, 4123), (2356, 3073)]