17748801

素因数分解:

$3^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1361}}^1$

素因数の和:1403

約数の個数: 40

約数和(自身を含む): 31641984

約数和(自身を除く): 13893183

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 81, 161, 189, 207, 483, 567, 621, 1361, 1449, 1863, 4083, 4347, 9527, 12249, 13041, 28581, 31303, 36747, 85743, 93909, 110241, 219121, 257229, 281727, 657363, 771687, 845181, 1972089, 2535543, 5916267, 17748801]

約数ペア:

[(1, 17748801), (3, 5916267), (7, 2535543), (9, 1972089), (21, 845181), (23, 771687), (27, 657363), (63, 281727), (69, 257229), (81, 219121), (161, 110241), (189, 93909), (207, 85743), (483, 36747), (567, 31303), (621, 28581), (1361, 13041), (1449, 12249), (1863, 9527), (4083, 4347)]