168489587

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{1321}}^1$

素因数の和:1491

約数の個数: 24

約数和(自身を含む): 207977040

約数和(自身を除く): 39487453

約数列:

[1, 7, 19, 49, 133, 137, 931, 959, 1321, 2603, 6713, 9247, 18221, 25099, 64729, 127547, 175693, 180977, 1229851, 1266839, 3438563, 8867873, 24069941, 168489587]

約数ペア:

[(1, 168489587), (7, 24069941), (19, 8867873), (49, 3438563), (133, 1266839), (137, 1229851), (931, 180977), (959, 175693), (1321, 127547), (2603, 64729), (6713, 25099), (9247, 18221)]