202451457

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{307}}^1\times {\mathrm{457}}^1$

素因数の和:817

約数の個数: 32

約数和(自身を含む): 300184192

約数和(自身を除く): 97732735

約数列:

[1, 3, 13, 37, 39, 111, 307, 457, 481, 921, 1371, 1443, 3991, 5941, 11359, 11973, 16909, 17823, 34077, 50727, 140299, 147667, 219817, 420897, 443001, 659451, 1823887, 5191063, 5471661, 15573189, 67483819, 202451457]

約数ペア:

[(1, 202451457), (3, 67483819), (13, 15573189), (37, 5471661), (39, 5191063), (111, 1823887), (307, 659451), (457, 443001), (481, 420897), (921, 219817), (1371, 147667), (1443, 140299), (3991, 50727), (5941, 34077), (11359, 17823), (11973, 16909)]