778928306

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{71161}}^1$

素因数の和:71597

約数の個数: 16

約数和(自身を含む): 1261275288

約数和(自身を除く): 482346982

約数列:

[1, 2, 13, 26, 421, 842, 5473, 10946, 71161, 142322, 925093, 1850186, 29958781, 59917562, 389464153, 778928306]

約数ペア:

[(1, 778928306), (2, 389464153), (13, 59917562), (26, 29958781), (421, 1850186), (842, 925093), (5473, 142322), (10946, 71161)]