81275916

素因数分解:

$2^2\times 3^1\times {\mathrm{107}}^1\times {\mathrm{63299}}^1$

素因数の和:63413

約数の個数: 24

約数和(自身を含む): 191419200

約数和(自身を除く): 110143284

約数列:

[1, 2, 3, 4, 6, 12, 107, 214, 321, 428, 642, 1284, 63299, 126598, 189897, 253196, 379794, 759588, 6772993, 13545986, 20318979, 27091972, 40637958, 81275916]

約数ペア:

[(1, 81275916), (2, 40637958), (3, 27091972), (4, 20318979), (6, 13545986), (12, 6772993), (107, 759588), (214, 379794), (321, 253196), (428, 189897), (642, 126598), (1284, 63299)]