72912903

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{877}}^1$

素因数の和:1031

約数の個数: 32

約数和(自身を含む): 115305984

約数和(自身を除く): 42393081

約数列:

[1, 3, 7, 21, 37, 107, 111, 259, 321, 749, 777, 877, 2247, 2631, 3959, 6139, 11877, 18417, 27713, 32449, 83139, 93839, 97347, 227143, 281517, 656873, 681429, 1970619, 3472043, 10416129, 24304301, 72912903]

約数ペア:

[(1, 72912903), (3, 24304301), (7, 10416129), (21, 3472043), (37, 1970619), (107, 681429), (111, 656873), (259, 281517), (321, 227143), (749, 97347), (777, 93839), (877, 83139), (2247, 32449), (2631, 27713), (3959, 18417), (6139, 11877)]