212972481

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{2213}}^1$

素因数の和:2290

約数の個数: 36

約数和(自身を含む): 335770812

約数和(自身を除く): 122798331

約数列:

[1, 3, 9, 17, 37, 51, 111, 153, 289, 333, 629, 867, 1887, 2213, 2601, 5661, 6639, 10693, 19917, 32079, 37621, 81881, 96237, 112863, 245643, 338589, 639557, 736929, 1391977, 1918671, 4175931, 5756013, 12527793, 23663609, 70990827, 212972481]

約数ペア:

[(1, 212972481), (3, 70990827), (9, 23663609), (17, 12527793), (37, 5756013), (51, 4175931), (111, 1918671), (153, 1391977), (289, 736929), (333, 639557), (629, 338589), (867, 245643), (1887, 112863), (2213, 96237), (2601, 81881), (5661, 37621), (6639, 32079), (10693, 19917)]