991577817

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{977}}^1\times {\mathrm{4903}}^1$

素因数の和:5909

約数の個数: 24

約数和(自身を含む): 1496386944

約数和(自身を除く): 504809127

約数列:

[1, 3, 9, 23, 69, 207, 977, 2931, 4903, 8793, 14709, 22471, 44127, 67413, 112769, 202239, 338307, 1014921, 4790231, 14370693, 43112079, 110175313, 330525939, 991577817]

約数ペア:

[(1, 991577817), (3, 330525939), (9, 110175313), (23, 43112079), (69, 14370693), (207, 4790231), (977, 1014921), (2931, 338307), (4903, 202239), (8793, 112769), (14709, 67413), (22471, 44127)]