13889953

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^2\times {\mathrm{31}}^1$

素因数の和:106

約数の個数: 36

約数和(自身を含む): 18828544

約数和(自身を除く): 4938591

約数列:

[1, 7, 11, 23, 31, 77, 121, 161, 217, 253, 341, 529, 713, 847, 1771, 2387, 2783, 3703, 3751, 4991, 5819, 7843, 16399, 19481, 26257, 40733, 54901, 64009, 86273, 114793, 180389, 448063, 603911, 1262723, 1984279, 13889953]

約数ペア:

[(1, 13889953), (7, 1984279), (11, 1262723), (23, 603911), (31, 448063), (77, 180389), (121, 114793), (161, 86273), (217, 64009), (253, 54901), (341, 40733), (529, 26257), (713, 19481), (847, 16399), (1771, 7843), (2387, 5819), (2783, 4991), (3703, 3751)]