28212695

素因数分解:

$5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{227}}^1$

素因数の和:359

約数の個数: 32

約数和(自身を含む): 40186368

約数和(自身を除く): 11973673

約数列:

[1, 5, 7, 35, 53, 67, 227, 265, 335, 371, 469, 1135, 1589, 1855, 2345, 3551, 7945, 12031, 15209, 17755, 24857, 60155, 76045, 84217, 106463, 124285, 421085, 532315, 806077, 4030385, 5642539, 28212695]

約数ペア:

[(1, 28212695), (5, 5642539), (7, 4030385), (35, 806077), (53, 532315), (67, 421085), (227, 124285), (265, 106463), (335, 84217), (371, 76045), (469, 60155), (1135, 24857), (1589, 17755), (1855, 15209), (2345, 12031), (3551, 7945)]