91988065

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{661}}^1\times {\mathrm{2141}}^1$

素因数の和:2820

約数の個数: 16

約数和(自身を含む): 119112336

約数和(自身を除く): 27124271

約数列:

[1, 5, 13, 65, 661, 2141, 3305, 8593, 10705, 27833, 42965, 139165, 1415201, 7076005, 18397613, 91988065]

約数ペア:

[(1, 91988065), (5, 18397613), (13, 7076005), (65, 1415201), (661, 139165), (2141, 42965), (3305, 27833), (8593, 10705)]