4205817

素因数分解:

$3^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^2$

素因数の和:68

約数の個数: 72

約数和(自身を含む): 8399520

約数和(自身を除く): 4193703

約数列:

[1, 3, 7, 9, 11, 17, 21, 27, 33, 49, 51, 63, 77, 99, 119, 147, 153, 187, 189, 231, 289, 297, 357, 441, 459, 539, 561, 693, 833, 867, 1071, 1309, 1323, 1617, 1683, 2023, 2079, 2499, 2601, 3179, 3213, 3927, 4851, 5049, 6069, 7497, 7803, 9163, 9537, 11781, 14161, 14553, 18207, 22253, 22491, 27489, 28611, 35343, 42483, 54621, 66759, 82467, 85833, 127449, 155771, 200277, 247401, 382347, 467313, 600831, 1401939, 4205817]

約数ペア:

[(1, 4205817), (3, 1401939), (7, 600831), (9, 467313), (11, 382347), (17, 247401), (21, 200277), (27, 155771), (33, 127449), (49, 85833), (51, 82467), (63, 66759), (77, 54621), (99, 42483), (119, 35343), (147, 28611), (153, 27489), (187, 22491), (189, 22253), (231, 18207), (289, 14553), (297, 14161), (357, 11781), (441, 9537), (459, 9163), (539, 7803), (561, 7497), (693, 6069), (833, 5049), (867, 4851), (1071, 3927), (1309, 3213), (1323, 3179), (1617, 2601), (1683, 2499), (2023, 2079)]