205936245

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{106427}}^1$

素因数の和:106481

約数の個数: 24

約数和(自身を含む): 365260896

約数和(自身を除く): 159324651

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 106427, 319281, 532135, 957843, 1596405, 4576361, 4789215, 13729083, 22881805, 41187249, 68645415, 205936245]

約数ペア:

[(1, 205936245), (3, 68645415), (5, 41187249), (9, 22881805), (15, 13729083), (43, 4789215), (45, 4576361), (129, 1596405), (215, 957843), (387, 532135), (645, 319281), (1935, 106427)]