16408242

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{347}}^1$

素因数の和:463

約数の個数: 48

約数和(自身を含む): 37132992

約数和(自身を除く): 20724750

約数列:

[1, 2, 3, 6, 9, 18, 37, 71, 74, 111, 142, 213, 222, 333, 347, 426, 639, 666, 694, 1041, 1278, 2082, 2627, 3123, 5254, 6246, 7881, 12839, 15762, 23643, 24637, 25678, 38517, 47286, 49274, 73911, 77034, 115551, 147822, 221733, 231102, 443466, 911569, 1823138, 2734707, 5469414, 8204121, 16408242]

約数ペア:

[(1, 16408242), (2, 8204121), (3, 5469414), (6, 2734707), (9, 1823138), (18, 911569), (37, 443466), (71, 231102), (74, 221733), (111, 147822), (142, 115551), (213, 77034), (222, 73911), (333, 49274), (347, 47286), (426, 38517), (639, 25678), (666, 24637), (694, 23643), (1041, 15762), (1278, 12839), (2082, 7881), (2627, 6246), (3123, 5254)]