51720494

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{217313}}^1$

素因数の和:217339

約数の個数: 16

約数和(自身を含む): 93879648

約数和(自身を除く): 42159154

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 217313, 434626, 1521191, 3042382, 3694321, 7388642, 25860247, 51720494]

約数ペア:

[(1, 51720494), (2, 25860247), (7, 7388642), (14, 3694321), (17, 3042382), (34, 1521191), (119, 434626), (238, 217313)]