203439778521

素因数分解:

$3^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{2963}}^1\times {\mathrm{18899}}^1$

素因数の和:22045

約数の個数: 32

約数和(自身を含む): 311917132800

約数和(自身を除く): 108477354279

約数列:

[1, 3, 7, 21, 173, 519, 1211, 2963, 3633, 8889, 18899, 20741, 56697, 62223, 132293, 396879, 512599, 1537797, 3269527, 3588193, 9808581, 10764579, 22886689, 55997737, 68660067, 167993211, 391984159, 1175952477, 9687608501, 29062825503, 67813259507, 203439778521]

約数ペア:

[(1, 203439778521), (3, 67813259507), (7, 29062825503), (21, 9687608501), (173, 1175952477), (519, 391984159), (1211, 167993211), (2963, 68660067), (3633, 55997737), (8889, 22886689), (18899, 10764579), (20741, 9808581), (56697, 3588193), (62223, 3269527), (132293, 1537797), (396879, 512599)]