13239915

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1579}}^1$

素因数の和:1643

約数の個数: 32

約数和(自身を含む): 23358720

約数和(自身を除く): 10118805

約数列:

[1, 3, 5, 13, 15, 39, 43, 65, 129, 195, 215, 559, 645, 1579, 1677, 2795, 4737, 7895, 8385, 20527, 23685, 61581, 67897, 102635, 203691, 307905, 339485, 882661, 1018455, 2647983, 4413305, 13239915]

約数ペア:

[(1, 13239915), (3, 4413305), (5, 2647983), (13, 1018455), (15, 882661), (39, 339485), (43, 307905), (65, 203691), (129, 102635), (195, 67897), (215, 61581), (559, 23685), (645, 20527), (1579, 8385), (1677, 7895), (2795, 4737)]