689097771

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{19841}}^1$

素因数の和:20091

約数の個数: 24

約数和(自身を含む): 1058610384

約数和(自身を除く): 369512613

約数列:

[1, 3, 9, 17, 51, 153, 227, 681, 2043, 3859, 11577, 19841, 34731, 59523, 178569, 337297, 1011891, 3035673, 4503907, 13511721, 40535163, 76566419, 229699257, 689097771]

約数ペア:

[(1, 689097771), (3, 229699257), (9, 76566419), (17, 40535163), (51, 13511721), (153, 4503907), (227, 3035673), (681, 1011891), (2043, 337297), (3859, 178569), (11577, 59523), (19841, 34731)]