2155172235

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{307}}^1\times {\mathrm{487}}^1$

素因数の和:864

約数の個数: 48

約数和(自身を含む): 3582044928

約数和(自身を除く): 1426872693

約数列:

[1, 3, 5, 15, 31, 93, 155, 307, 465, 487, 921, 961, 1461, 1535, 2435, 2883, 4605, 4805, 7305, 9517, 14415, 15097, 28551, 45291, 47585, 75485, 142755, 149509, 226455, 295027, 448527, 468007, 747545, 885081, 1404021, 1475135, 2242635, 2340035, 4425405, 4634779, 7020105, 13904337, 23173895, 69521685, 143678149, 431034447, 718390745, 2155172235]

約数ペア:

[(1, 2155172235), (3, 718390745), (5, 431034447), (15, 143678149), (31, 69521685), (93, 23173895), (155, 13904337), (307, 7020105), (465, 4634779), (487, 4425405), (921, 2340035), (961, 2242635), (1461, 1475135), (1535, 1404021), (2435, 885081), (2883, 747545), (4605, 468007), (4805, 448527), (7305, 295027), (9517, 226455), (14415, 149509), (15097, 142755), (28551, 75485), (45291, 47585)]