205894129

素因数分解:

$7^2\times {\mathrm{59}}^1\times {\mathrm{229}}^1\times {\mathrm{311}}^1$

素因数の和:613

約数の個数: 24

約数和(自身を含む): 245419200

約数和(自身を除く): 39525071

約数列:

[1, 7, 49, 59, 229, 311, 413, 1603, 2177, 2891, 11221, 13511, 15239, 18349, 71219, 94577, 128443, 498533, 662039, 899101, 3489731, 4201921, 29413447, 205894129]

約数ペア:

[(1, 205894129), (7, 29413447), (49, 4201921), (59, 3489731), (229, 899101), (311, 662039), (413, 498533), (1603, 128443), (2177, 94577), (2891, 71219), (11221, 18349), (13511, 15239)]