99540721

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{4729}}^1$

素因数の和:4864

約数の個数: 16

約数和(自身を含む): 118666240

約数和(自身を除く): 19125519

約数列:

[1, 7, 31, 97, 217, 679, 3007, 4729, 21049, 33103, 146599, 458713, 1026193, 3210991, 14220103, 99540721]

約数ペア:

[(1, 99540721), (7, 14220103), (31, 3210991), (97, 1026193), (217, 458713), (679, 146599), (3007, 33103), (4729, 21049)]