64228857

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{157}}^1$

素因数の和:219

約数の個数: 72

約数和(自身を含む): 114988608

約数和(自身を除く): 50759751

約数列:

[1, 3, 7, 11, 21, 23, 33, 49, 69, 77, 121, 147, 157, 161, 231, 253, 363, 471, 483, 539, 759, 847, 1099, 1127, 1617, 1727, 1771, 2541, 2783, 3297, 3381, 3611, 5181, 5313, 5929, 7693, 8349, 10833, 12089, 12397, 17787, 18997, 19481, 23079, 25277, 36267, 37191, 39721, 56991, 58443, 75831, 84623, 119163, 132979, 136367, 176939, 253869, 278047, 398937, 409101, 436931, 530817, 834141, 930853, 1310793, 1946329, 2792559, 3058517, 5838987, 9175551, 21409619, 64228857]

約数ペア:

[(1, 64228857), (3, 21409619), (7, 9175551), (11, 5838987), (21, 3058517), (23, 2792559), (33, 1946329), (49, 1310793), (69, 930853), (77, 834141), (121, 530817), (147, 436931), (157, 409101), (161, 398937), (231, 278047), (253, 253869), (363, 176939), (471, 136367), (483, 132979), (539, 119163), (759, 84623), (847, 75831), (1099, 58443), (1127, 56991), (1617, 39721), (1727, 37191), (1771, 36267), (2541, 25277), (2783, 23079), (3297, 19481), (3381, 18997), (3611, 17787), (5181, 12397), (5313, 12089), (5929, 10833), (7693, 8349)]