12155625

素因数分解:

$3^2\times 5^4\times {\mathrm{2161}}^1$

素因数の和:2187

約数の個数: 30

約数和(自身を含む): 21950786

約数和(自身を除く): 9795161

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 225, 375, 625, 1125, 1875, 2161, 5625, 6483, 10805, 19449, 32415, 54025, 97245, 162075, 270125, 486225, 810375, 1350625, 2431125, 4051875, 12155625]

約数ペア:

[(1, 12155625), (3, 4051875), (5, 2431125), (9, 1350625), (15, 810375), (25, 486225), (45, 270125), (75, 162075), (125, 97245), (225, 54025), (375, 32415), (625, 19449), (1125, 10805), (1875, 6483), (2161, 5625)]