11025

素因数分解:

$3^2\times 5^2\times 7^2$

素因数の和:30

約数の個数: 27

約数和(自身を含む): 22971

約数和(自身を除く): 11946

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 49, 63, 75, 105, 147, 175, 225, 245, 315, 441, 525, 735, 1225, 1575, 2205, 3675, 11025]

約数ペア:

[(1, 11025), (3, 3675), (5, 2205), (7, 1575), (9, 1225), (15, 735), (21, 525), (25, 441), (35, 315), (45, 245), (49, 225), (63, 175), (75, 147)]