223678905

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1\times {\mathrm{1451}}^1$

素因数の和:1741

約数の個数: 32

約数和(自身を含む): 367994880

約数和(自身を除く): 144315975

約数列:

[1, 3, 5, 15, 43, 129, 215, 239, 645, 717, 1195, 1451, 3585, 4353, 7255, 10277, 21765, 30831, 51385, 62393, 154155, 187179, 311965, 346789, 935895, 1040367, 1733945, 5201835, 14911927, 44735781, 74559635, 223678905]

約数ペア:

[(1, 223678905), (3, 74559635), (5, 44735781), (15, 14911927), (43, 5201835), (129, 1733945), (215, 1040367), (239, 935895), (645, 346789), (717, 311965), (1195, 187179), (1451, 154155), (3585, 62393), (4353, 51385), (7255, 30831), (10277, 21765)]