217412855

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{136309}}^1$

素因数の和:136354

約数の個数: 16

約数和(自身を含む): 294429600

約数和(自身を除く): 77016745

約数列:

[1, 5, 11, 29, 55, 145, 319, 1595, 136309, 681545, 1499399, 3952961, 7496995, 19764805, 43482571, 217412855]

約数ペア:

[(1, 217412855), (5, 43482571), (11, 19764805), (29, 7496995), (55, 3952961), (145, 1499399), (319, 681545), (1595, 136309)]