90191409

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{193}}^1$

素因数の和:255

約数の個数: 72

約数和(自身を含む): 162950688

約数和(自身を除く): 72759279

約数列:

[1, 3, 7, 11, 17, 21, 33, 49, 51, 77, 119, 147, 187, 193, 231, 289, 357, 539, 561, 579, 833, 867, 1309, 1351, 1617, 2023, 2123, 2499, 3179, 3281, 3927, 4053, 6069, 6369, 9163, 9457, 9537, 9843, 14161, 14861, 22253, 22967, 27489, 28371, 36091, 42483, 44583, 55777, 66759, 68901, 104027, 108273, 155771, 160769, 167331, 252637, 312081, 390439, 467313, 482307, 613547, 757911, 1171317, 1768459, 1840641, 2733073, 4294829, 5305377, 8199219, 12884487, 30063803, 90191409]

約数ペア:

[(1, 90191409), (3, 30063803), (7, 12884487), (11, 8199219), (17, 5305377), (21, 4294829), (33, 2733073), (49, 1840641), (51, 1768459), (77, 1171317), (119, 757911), (147, 613547), (187, 482307), (193, 467313), (231, 390439), (289, 312081), (357, 252637), (539, 167331), (561, 160769), (579, 155771), (833, 108273), (867, 104027), (1309, 68901), (1351, 66759), (1617, 55777), (2023, 44583), (2123, 42483), (2499, 36091), (3179, 28371), (3281, 27489), (3927, 22967), (4053, 22253), (6069, 14861), (6369, 14161), (9163, 9843), (9457, 9537)]