243886167

素因数分解:

$3^3\times 7^1\times {\mathrm{137}}^1\times {\mathrm{9419}}^1$

素因数の和:9572

約数の個数: 32

約数和(自身を含む): 415987200

約数和(自身を除く): 172101033

約数列:

[1, 3, 7, 9, 21, 27, 63, 137, 189, 411, 959, 1233, 2877, 3699, 8631, 9419, 25893, 28257, 65933, 84771, 197799, 254313, 593397, 1290403, 1780191, 3871209, 9032821, 11613627, 27098463, 34840881, 81295389, 243886167]

約数ペア:

[(1, 243886167), (3, 81295389), (7, 34840881), (9, 27098463), (21, 11613627), (27, 9032821), (63, 3871209), (137, 1780191), (189, 1290403), (411, 593397), (959, 254313), (1233, 197799), (2877, 84771), (3699, 65933), (8631, 28257), (9419, 25893)]