28646055

素因数分解:

$3^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{271}}^1$

素因数の和:323

約数の個数: 56

約数和(自身を含む): 53513280

約数和(自身を除く): 24867225

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 81, 87, 135, 145, 243, 261, 271, 405, 435, 729, 783, 813, 1215, 1305, 1355, 2349, 2439, 3645, 3915, 4065, 7047, 7317, 7859, 11745, 12195, 21141, 21951, 23577, 35235, 36585, 39295, 65853, 70731, 105705, 109755, 117885, 197559, 212193, 329265, 353655, 636579, 987795, 1060965, 1909737, 3182895, 5729211, 9548685, 28646055]

約数ペア:

[(1, 28646055), (3, 9548685), (5, 5729211), (9, 3182895), (15, 1909737), (27, 1060965), (29, 987795), (45, 636579), (81, 353655), (87, 329265), (135, 212193), (145, 197559), (243, 117885), (261, 109755), (271, 105705), (405, 70731), (435, 65853), (729, 39295), (783, 36585), (813, 35235), (1215, 23577), (1305, 21951), (1355, 21141), (2349, 12195), (2439, 11745), (3645, 7859), (3915, 7317), (4065, 7047)]