133939778

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{439}}^1$

素因数の和:535

約数の個数: 64

約数和(自身を含む): 256819200

約数和(自身を除く): 122879422

約数列:

[1, 2, 7, 14, 19, 31, 37, 38, 62, 74, 133, 217, 259, 266, 434, 439, 518, 589, 703, 878, 1147, 1178, 1406, 2294, 3073, 4123, 4921, 6146, 8029, 8246, 8341, 9842, 13609, 16058, 16243, 16682, 21793, 27218, 32486, 43586, 58387, 95263, 113701, 116774, 152551, 190526, 227402, 258571, 305102, 308617, 503533, 517142, 617234, 1007066, 1809997, 2160319, 3524731, 3619994, 4320638, 7049462, 9567127, 19134254, 66969889, 133939778]

約数ペア:

[(1, 133939778), (2, 66969889), (7, 19134254), (14, 9567127), (19, 7049462), (31, 4320638), (37, 3619994), (38, 3524731), (62, 2160319), (74, 1809997), (133, 1007066), (217, 617234), (259, 517142), (266, 503533), (434, 308617), (439, 305102), (518, 258571), (589, 227402), (703, 190526), (878, 152551), (1147, 116774), (1178, 113701), (1406, 95263), (2294, 58387), (3073, 43586), (4123, 32486), (4921, 27218), (6146, 21793), (8029, 16682), (8246, 16243), (8341, 16058), (9842, 13609)]