328911518

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{137}}^1\times {\mathrm{7103}}^1$

素因数の和:7268

約数の個数: 24

約数和(自身を含む): 538213248

約数和(自身を除く): 209301730

約数列:

[1, 2, 13, 26, 137, 169, 274, 338, 1781, 3562, 7103, 14206, 23153, 46306, 92339, 184678, 973111, 1200407, 1946222, 2400814, 12650443, 25300886, 164455759, 328911518]

約数ペア:

[(1, 328911518), (2, 164455759), (13, 25300886), (26, 12650443), (137, 2400814), (169, 1946222), (274, 1200407), (338, 973111), (1781, 184678), (3562, 92339), (7103, 46306), (14206, 23153)]