172980402

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{709}}^1$

素因数の和:915

約数の個数: 64

約数和(自身を含む): 409232640

約数和(自身を除く): 236252238

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 111, 157, 222, 259, 314, 471, 518, 709, 777, 942, 1099, 1418, 1554, 2127, 2198, 3297, 4254, 4963, 5809, 6594, 9926, 11618, 14889, 17427, 26233, 29778, 34854, 40663, 52466, 78699, 81326, 111313, 121989, 157398, 183631, 222626, 243978, 333939, 367262, 550893, 667878, 779191, 1101786, 1558382, 2337573, 4118581, 4675146, 8237162, 12355743, 24711486, 28830067, 57660134, 86490201, 172980402]

約数ペア:

[(1, 172980402), (2, 86490201), (3, 57660134), (6, 28830067), (7, 24711486), (14, 12355743), (21, 8237162), (37, 4675146), (42, 4118581), (74, 2337573), (111, 1558382), (157, 1101786), (222, 779191), (259, 667878), (314, 550893), (471, 367262), (518, 333939), (709, 243978), (777, 222626), (942, 183631), (1099, 157398), (1418, 121989), (1554, 111313), (2127, 81326), (2198, 78699), (3297, 52466), (4254, 40663), (4963, 34854), (5809, 29778), (6594, 26233), (9926, 17427), (11618, 14889)]