253486772

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{3253}}^1$

素因数の和:3309

約数の個数: 72

約数和(自身を含む): 581659008

約数和(自身を除く): 328172236

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 44, 46, 77, 92, 121, 154, 161, 242, 253, 308, 322, 484, 506, 644, 847, 1012, 1694, 1771, 2783, 3253, 3388, 3542, 5566, 6506, 7084, 11132, 13012, 19481, 22771, 35783, 38962, 45542, 71566, 74819, 77924, 91084, 143132, 149638, 250481, 299276, 393613, 500962, 523733, 787226, 823009, 1001924, 1047466, 1574452, 1646018, 2094932, 2755291, 3292036, 5510582, 5761063, 9053099, 11021164, 11522126, 18106198, 23044252, 36212396, 63371693, 126743386, 253486772]

約数ペア:

[(1, 253486772), (2, 126743386), (4, 63371693), (7, 36212396), (11, 23044252), (14, 18106198), (22, 11522126), (23, 11021164), (28, 9053099), (44, 5761063), (46, 5510582), (77, 3292036), (92, 2755291), (121, 2094932), (154, 1646018), (161, 1574452), (242, 1047466), (253, 1001924), (308, 823009), (322, 787226), (484, 523733), (506, 500962), (644, 393613), (847, 299276), (1012, 250481), (1694, 149638), (1771, 143132), (2783, 91084), (3253, 77924), (3388, 74819), (3542, 71566), (5566, 45542), (6506, 38962), (7084, 35783), (11132, 22771), (13012, 19481)]