1290620737

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{97501}}^1$

素因数の和:97600

約数の個数: 16

約数和(自身を含む): 1547551744

約数和(自身を除く): 256931007

約数列:

[1, 7, 31, 61, 217, 427, 1891, 13237, 97501, 682507, 3022531, 5947561, 21157717, 41632927, 184374391, 1290620737]

約数ペア:

[(1, 1290620737), (7, 184374391), (31, 41632927), (61, 21157717), (217, 5947561), (427, 3022531), (1891, 682507), (13237, 97501)]