16173225

素因数分解:

$3^2\times 5^2\times {\mathrm{71881}}^1$

素因数の和:71897

約数の個数: 18

約数和(自身を含む): 28968446

約数和(自身を除く): 12795221

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 71881, 215643, 359405, 646929, 1078215, 1797025, 3234645, 5391075, 16173225]

約数ペア:

[(1, 16173225), (3, 5391075), (5, 3234645), (9, 1797025), (15, 1078215), (25, 646929), (45, 359405), (75, 215643), (225, 71881)]