81328695

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{18013}}^1$

素因数の和:18071

約数の個数: 32

約数和(自身を含む): 152182272

約数和(自身を除く): 70853577

約数列:

[1, 3, 5, 7, 15, 21, 35, 43, 105, 129, 215, 301, 645, 903, 1505, 4515, 18013, 54039, 90065, 126091, 270195, 378273, 630455, 774559, 1891365, 2323677, 3872795, 5421913, 11618385, 16265739, 27109565, 81328695]

約数ペア:

[(1, 81328695), (3, 27109565), (5, 16265739), (7, 11618385), (15, 5421913), (21, 3872795), (35, 2323677), (43, 1891365), (105, 774559), (129, 630455), (215, 378273), (301, 270195), (645, 126091), (903, 90065), (1505, 54039), (4515, 18013)]