12123225

素因数分解:

$3^2\times 5^2\times {\mathrm{53881}}^1$

素因数の和:53897

約数の個数: 18

約数和(自身を含む): 21714446

約数和(自身を除く): 9591221

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 53881, 161643, 269405, 484929, 808215, 1347025, 2424645, 4041075, 12123225]

約数ペア:

[(1, 12123225), (3, 4041075), (5, 2424645), (9, 1347025), (15, 808215), (25, 484929), (45, 269405), (75, 161643), (225, 53881)]