28927935

素因数分解:

$3^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{821}}^1$

素因数の和:870

約数の個数: 48

約数和(自身を含む): 53857440

約数和(自身を除く): 24929505

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 81, 87, 135, 145, 243, 261, 405, 435, 783, 821, 1215, 1305, 2349, 2463, 3915, 4105, 7047, 7389, 11745, 12315, 22167, 23809, 35235, 36945, 66501, 71427, 110835, 119045, 199503, 214281, 332505, 357135, 642843, 997515, 1071405, 1928529, 3214215, 5785587, 9642645, 28927935]

約数ペア:

[(1, 28927935), (3, 9642645), (5, 5785587), (9, 3214215), (15, 1928529), (27, 1071405), (29, 997515), (45, 642843), (81, 357135), (87, 332505), (135, 214281), (145, 199503), (243, 119045), (261, 110835), (405, 71427), (435, 66501), (783, 36945), (821, 35235), (1215, 23809), (1305, 22167), (2349, 12315), (2463, 11745), (3915, 7389), (4105, 7047)]