320437884

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2054089}}^1$

素因数の和:2054109

約数の個数: 24

約数和(自身を含む): 805203280

約数和(自身を除く): 484765396

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 2054089, 4108178, 6162267, 8216356, 12324534, 24649068, 26703157, 53406314, 80109471, 106812628, 160218942, 320437884]

約数ペア:

[(1, 320437884), (2, 160218942), (3, 106812628), (4, 80109471), (6, 53406314), (12, 26703157), (13, 24649068), (26, 12324534), (39, 8216356), (52, 6162267), (78, 4108178), (156, 2054089)]