222290745

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{12157}}^1$

素因数の和:12241

約数の個数: 32

約数和(自身を含む): 378162432

約数和(自身を除く): 155871687

約数列:

[1, 3, 5, 15, 23, 53, 69, 115, 159, 265, 345, 795, 1219, 3657, 6095, 12157, 18285, 36471, 60785, 182355, 279611, 644321, 838833, 1398055, 1932963, 3221605, 4194165, 9664815, 14819383, 44458149, 74096915, 222290745]

約数ペア:

[(1, 222290745), (3, 74096915), (5, 44458149), (15, 14819383), (23, 9664815), (53, 4194165), (69, 3221605), (115, 1932963), (159, 1398055), (265, 838833), (345, 644321), (795, 279611), (1219, 182355), (3657, 60785), (6095, 36471), (12157, 18285)]