12421647

素因数分解:

$3^3\times 7^2\times {\mathrm{41}}^1\times {\mathrm{229}}^1$

素因数の和:293

約数の個数: 48

約数和(自身を含む): 22024800

約数和(自身を除く): 9603153

約数列:

[1, 3, 7, 9, 21, 27, 41, 49, 63, 123, 147, 189, 229, 287, 369, 441, 687, 861, 1107, 1323, 1603, 2009, 2061, 2583, 4809, 6027, 6183, 7749, 9389, 11221, 14427, 18081, 28167, 33663, 43281, 54243, 65723, 84501, 100989, 197169, 253503, 302967, 460061, 591507, 1380183, 1774521, 4140549, 12421647]

約数ペア:

[(1, 12421647), (3, 4140549), (7, 1774521), (9, 1380183), (21, 591507), (27, 460061), (41, 302967), (49, 253503), (63, 197169), (123, 100989), (147, 84501), (189, 65723), (229, 54243), (287, 43281), (369, 33663), (441, 28167), (687, 18081), (861, 14427), (1107, 11221), (1323, 9389), (1603, 7749), (2009, 6183), (2061, 6027), (2583, 4809)]