27859997809

素因数分解:

$7^1\times {\mathrm{131}}^1\times {\mathrm{1511}}^1\times {\mathrm{20107}}^1$

素因数の和:21756

約数の個数: 16

約数和(自身を含む): 32105880576

約数和(自身を除く): 4245882767

約数列:

[1, 7, 131, 917, 1511, 10577, 20107, 140749, 197941, 1385587, 2634017, 18438119, 30381677, 212671739, 3979999687, 27859997809]

約数ペア:

[(1, 27859997809), (7, 3979999687), (131, 212671739), (917, 30381677), (1511, 18438119), (10577, 2634017), (20107, 1385587), (140749, 197941)]