28044225

素因数分解:

$3^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{1259}}^1$

素因数の和:1292

約数の個数: 60

約数和(自身を含む): 56715120

約数和(自身を除く): 28670895

約数列:

[1, 3, 5, 9, 11, 15, 25, 27, 33, 45, 55, 75, 81, 99, 135, 165, 225, 275, 297, 405, 495, 675, 825, 891, 1259, 1485, 2025, 2475, 3777, 4455, 6295, 7425, 11331, 13849, 18885, 22275, 31475, 33993, 41547, 56655, 69245, 94425, 101979, 124641, 169965, 207735, 283275, 346225, 373923, 509895, 623205, 849825, 1038675, 1121769, 1869615, 2549475, 3116025, 5608845, 9348075, 28044225]

約数ペア:

[(1, 28044225), (3, 9348075), (5, 5608845), (9, 3116025), (11, 2549475), (15, 1869615), (25, 1121769), (27, 1038675), (33, 849825), (45, 623205), (55, 509895), (75, 373923), (81, 346225), (99, 283275), (135, 207735), (165, 169965), (225, 124641), (275, 101979), (297, 94425), (405, 69245), (495, 56655), (675, 41547), (825, 33993), (891, 31475), (1259, 22275), (1485, 18885), (2025, 13849), (2475, 11331), (3777, 7425), (4455, 6295)]