28755045

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{5281}}^1$

素因数の和:5314

約数の個数: 36

約数和(自身を含む): 54795468

約数和(自身を除く): 26040423

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 121, 165, 363, 495, 605, 1089, 1815, 5281, 5445, 15843, 26405, 47529, 58091, 79215, 174273, 237645, 290455, 522819, 639001, 871365, 1917003, 2614095, 3195005, 5751009, 9585015, 28755045]

約数ペア:

[(1, 28755045), (3, 9585015), (5, 5751009), (9, 3195005), (11, 2614095), (15, 1917003), (33, 871365), (45, 639001), (55, 522819), (99, 290455), (121, 237645), (165, 174273), (363, 79215), (495, 58091), (605, 47529), (1089, 26405), (1815, 15843), (5281, 5445)]