31351131

素因数分解:

$3^5\times 7^2\times {\mathrm{2633}}^1$

素因数の和:2662

約数の個数: 36

約数和(自身を含む): 54650232

約数和(自身を除く): 23299101

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 243, 441, 567, 1323, 1701, 2633, 3969, 7899, 11907, 18431, 23697, 55293, 71091, 129017, 165879, 213273, 387051, 497637, 639819, 1161153, 1492911, 3483459, 4478733, 10450377, 31351131]

約数ペア:

[(1, 31351131), (3, 10450377), (7, 4478733), (9, 3483459), (21, 1492911), (27, 1161153), (49, 639819), (63, 497637), (81, 387051), (147, 213273), (189, 165879), (243, 129017), (441, 71091), (567, 55293), (1323, 23697), (1701, 18431), (2633, 11907), (3969, 7899)]