28183815

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{18979}}^1$

素因数の和:19004

約数の個数: 32

約数和(自身を含む): 54662400

約数和(自身を除く): 26478585

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 99, 135, 165, 297, 495, 1485, 18979, 56937, 94895, 170811, 208769, 284685, 512433, 626307, 854055, 1043845, 1878921, 2562165, 3131535, 5636763, 9394605, 28183815]

約数ペア:

[(1, 28183815), (3, 9394605), (5, 5636763), (9, 3131535), (11, 2562165), (15, 1878921), (27, 1043845), (33, 854055), (45, 626307), (55, 512433), (99, 284685), (135, 208769), (165, 170811), (297, 94895), (495, 56937), (1485, 18979)]