213764908

素因数分解:

$2^2\times 7^1\times {\mathrm{191}}^1\times {\mathrm{39971}}^1$

素因数の和:40173

約数の個数: 24

約数和(自身を含む): 429778944

約数和(自身を除く): 216014036

約数列:

[1, 2, 4, 7, 14, 28, 191, 382, 764, 1337, 2674, 5348, 39971, 79942, 159884, 279797, 559594, 1119188, 7634461, 15268922, 30537844, 53441227, 106882454, 213764908]

約数ペア:

[(1, 213764908), (2, 106882454), (4, 53441227), (7, 30537844), (14, 15268922), (28, 7634461), (191, 1119188), (382, 559594), (764, 279797), (1337, 159884), (2674, 79942), (5348, 39971)]