220365

素因数分解:

$3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1$

素因数の和:153

約数の個数: 24

約数和(自身を含む): 393120

約数和(自身を除く): 172755

約数列:

[1, 3, 5, 9, 15, 45, 59, 83, 177, 249, 295, 415, 531, 747, 885, 1245, 2655, 3735, 4897, 14691, 24485, 44073, 73455, 220365]

約数ペア:

[(1, 220365), (3, 73455), (5, 44073), (9, 24485), (15, 14691), (45, 4897), (59, 3735), (83, 2655), (177, 1245), (249, 885), (295, 747), (415, 531)]