72454347

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1613}}^1$

素因数の和:1680

約数の個数: 48

約数和(自身を含む): 128913408

約数和(自身を除く): 56459061

約数列:

[1, 3, 7, 9, 21, 23, 31, 63, 69, 93, 161, 207, 217, 279, 483, 651, 713, 1449, 1613, 1953, 2139, 4839, 4991, 6417, 11291, 14517, 14973, 33873, 37099, 44919, 50003, 101619, 111297, 150009, 259693, 333891, 350021, 450027, 779079, 1050063, 1150069, 2337237, 3150189, 3450207, 8050483, 10350621, 24151449, 72454347]

約数ペア:

[(1, 72454347), (3, 24151449), (7, 10350621), (9, 8050483), (21, 3450207), (23, 3150189), (31, 2337237), (63, 1150069), (69, 1050063), (93, 779079), (161, 450027), (207, 350021), (217, 333891), (279, 259693), (483, 150009), (651, 111297), (713, 101619), (1449, 50003), (1613, 44919), (1953, 37099), (2139, 33873), (4839, 14973), (4991, 14517), (6417, 11291)]