617481

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1$

素因数の和:205

約数の個数: 24

約数和(自身を含む): 985920

約数和(自身を除く): 368439

約数列:

[1, 3, 9, 19, 23, 57, 69, 157, 171, 207, 437, 471, 1311, 1413, 2983, 3611, 3933, 8949, 10833, 26847, 32499, 68609, 205827, 617481]

約数ペア:

[(1, 617481), (3, 205827), (9, 68609), (19, 32499), (23, 26847), (57, 10833), (69, 8949), (157, 3933), (171, 3611), (207, 2983), (437, 1413), (471, 1311)]