2155011705

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{621937}}^1$

素因数の和:621966

約数の個数: 48

約数和(自身を含む): 4657071744

約数和(自身を除く): 2502060039

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 45, 55, 63, 77, 99, 105, 165, 231, 315, 385, 495, 693, 1155, 3465, 621937, 1865811, 3109685, 4353559, 5597433, 6841307, 9329055, 13060677, 20523921, 21767795, 27987165, 34206535, 39182031, 47889149, 61571763, 65303385, 102619605, 143667447, 195910155, 239445745, 307858815, 431002341, 718337235, 2155011705]

約数ペア:

[(1, 2155011705), (3, 718337235), (5, 431002341), (7, 307858815), (9, 239445745), (11, 195910155), (15, 143667447), (21, 102619605), (33, 65303385), (35, 61571763), (45, 47889149), (55, 39182031), (63, 34206535), (77, 27987165), (99, 21767795), (105, 20523921), (165, 13060677), (231, 9329055), (315, 6841307), (385, 5597433), (495, 4353559), (693, 3109685), (1155, 1865811), (3465, 621937)]