28505477

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{28477}}^1$

素因数の和:28508

約数の個数: 16

約数和(自身を含む): 38274432

約数和(自身を除く): 9768955

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 28477, 199339, 313247, 370201, 2192729, 2591407, 4072211, 28505477]

約数ペア:

[(1, 28505477), (7, 4072211), (11, 2591407), (13, 2192729), (77, 370201), (91, 313247), (143, 199339), (1001, 28477)]