3177915

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{379}}^1$

素因数の和:443

約数の個数: 32

約数和(自身を含む): 5617920

約数和(自身を除く): 2440005

約数列:

[1, 3, 5, 13, 15, 39, 43, 65, 129, 195, 215, 379, 559, 645, 1137, 1677, 1895, 2795, 4927, 5685, 8385, 14781, 16297, 24635, 48891, 73905, 81485, 211861, 244455, 635583, 1059305, 3177915]

約数ペア:

[(1, 3177915), (3, 1059305), (5, 635583), (13, 244455), (15, 211861), (39, 81485), (43, 73905), (65, 48891), (129, 24635), (195, 16297), (215, 14781), (379, 8385), (559, 5685), (645, 4927), (1137, 2795), (1677, 1895)]