28774845

素因数分解:

$3^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2153}}^1$

素因数の和:2184

約数の個数: 48

約数和(自身を含む): 56452032

約数和(自身を除く): 27677187

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 81, 99, 135, 165, 243, 297, 405, 495, 891, 1215, 1485, 2153, 2673, 4455, 6459, 10765, 13365, 19377, 23683, 32295, 58131, 71049, 96885, 118415, 174393, 213147, 290655, 355245, 523179, 639441, 871965, 1065735, 1918323, 2615895, 3197205, 5754969, 9591615, 28774845]

約数ペア:

[(1, 28774845), (3, 9591615), (5, 5754969), (9, 3197205), (11, 2615895), (15, 1918323), (27, 1065735), (33, 871965), (45, 639441), (55, 523179), (81, 355245), (99, 290655), (135, 213147), (165, 174393), (243, 118415), (297, 96885), (405, 71049), (495, 58131), (891, 32295), (1215, 23683), (1485, 19377), (2153, 13365), (2673, 10765), (4455, 6459)]