81507806

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{8951}}^1$

素因数の和:9139

約数の個数: 16

約数和(自身を含む): 127297440

約数和(自身を除く): 45789634

約数列:

[1, 2, 29, 58, 157, 314, 4553, 8951, 9106, 17902, 259579, 519158, 1405307, 2810614, 40753903, 81507806]

約数ペア:

[(1, 81507806), (2, 40753903), (29, 2810614), (58, 1405307), (157, 519158), (314, 259579), (4553, 17902), (8951, 9106)]