12215225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1033}}^1$

素因数の和:1097

約数の個数: 24

約数和(自身を含む): 16924512

約数和(自身を除く): 4709287

約数列:

[1, 5, 11, 25, 43, 55, 215, 275, 473, 1033, 1075, 2365, 5165, 11363, 11825, 25825, 44419, 56815, 222095, 284075, 488609, 1110475, 2443045, 12215225]

約数ペア:

[(1, 12215225), (5, 2443045), (11, 1110475), (25, 488609), (43, 284075), (55, 222095), (215, 56815), (275, 44419), (473, 25825), (1033, 11825), (1075, 11363), (2365, 5165)]