56572305

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{631}}^1$

素因数の和:821

約数の個数: 32

約数和(自身を含む): 93434880

約数和(自身を除く): 36862575

約数列:

[1, 3, 5, 15, 43, 129, 139, 215, 417, 631, 645, 695, 1893, 2085, 3155, 5977, 9465, 17931, 27133, 29885, 81399, 87709, 89655, 135665, 263127, 406995, 438545, 1315635, 3771487, 11314461, 18857435, 56572305]

約数ペア:

[(1, 56572305), (3, 18857435), (5, 11314461), (15, 3771487), (43, 1315635), (129, 438545), (139, 406995), (215, 263127), (417, 135665), (631, 89655), (645, 87709), (695, 81399), (1893, 29885), (2085, 27133), (3155, 17931), (5977, 9465)]