42857738

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{701}}^1$

素因数の和:1118

約数の個数: 32

約数和(自身を含む): 80466048

約数和(自身を除く): 37608310

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 397, 701, 794, 1402, 2779, 4367, 4907, 5558, 7711, 8734, 9814, 15422, 30569, 53977, 61138, 107954, 278297, 556594, 1948079, 3061267, 3896158, 6122534, 21428869, 42857738]

約数ペア:

[(1, 42857738), (2, 21428869), (7, 6122534), (11, 3896158), (14, 3061267), (22, 1948079), (77, 556594), (154, 278297), (397, 107954), (701, 61138), (794, 53977), (1402, 30569), (2779, 15422), (4367, 9814), (4907, 8734), (5558, 7711)]