22218201

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{7643}}^1$

素因数の和:7685

約数の個数: 24

約数和(自身を含む): 35773920

約数和(自身を除く): 13555719

約数列:

[1, 3, 9, 17, 19, 51, 57, 153, 171, 323, 969, 2907, 7643, 22929, 68787, 129931, 145217, 389793, 435651, 1169379, 1306953, 2468689, 7406067, 22218201]

約数ペア:

[(1, 22218201), (3, 7406067), (9, 2468689), (17, 1306953), (19, 1169379), (51, 435651), (57, 389793), (153, 145217), (171, 129931), (323, 68787), (969, 22929), (2907, 7643)]