222255

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{449}}^1$

素因数の和:471

約数の個数: 24

約数和(自身を含む): 421200

約数和(自身を除く): 198945

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 449, 495, 1347, 2245, 4041, 4939, 6735, 14817, 20205, 24695, 44451, 74085, 222255]

約数ペア:

[(1, 222255), (3, 74085), (5, 44451), (9, 24695), (11, 20205), (15, 14817), (33, 6735), (45, 4939), (55, 4041), (99, 2245), (165, 1347), (449, 495)]