25270215

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{823}}^1$

素因数の和:943

約数の個数: 32

約数和(自身を含む): 42716160

約数和(自身を除く): 17445945

約数列:

[1, 3, 5, 15, 23, 69, 89, 115, 267, 345, 445, 823, 1335, 2047, 2469, 4115, 6141, 10235, 12345, 18929, 30705, 56787, 73247, 94645, 219741, 283935, 366235, 1098705, 1684681, 5054043, 8423405, 25270215]

約数ペア:

[(1, 25270215), (3, 8423405), (5, 5054043), (15, 1684681), (23, 1098705), (69, 366235), (89, 283935), (115, 219741), (267, 94645), (345, 73247), (445, 56787), (823, 30705), (1335, 18929), (2047, 12345), (2469, 10235), (4115, 6141)]