161722245

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{4457}}^1$

素因数の和:4565

約数の個数: 32

約数和(自身を含む): 269619840

約数和(自身を除く): 107897595

約数列:

[1, 3, 5, 15, 41, 59, 123, 177, 205, 295, 615, 885, 2419, 4457, 7257, 12095, 13371, 22285, 36285, 66855, 182737, 262963, 548211, 788889, 913685, 1314815, 2741055, 3944445, 10781483, 32344449, 53907415, 161722245]

約数ペア:

[(1, 161722245), (3, 53907415), (5, 32344449), (15, 10781483), (41, 3944445), (59, 2741055), (123, 1314815), (177, 913685), (205, 788889), (295, 548211), (615, 262963), (885, 182737), (2419, 66855), (4457, 36285), (7257, 22285), (12095, 13371)]