1289081432

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{5197909}}^1$

素因数の和:5197946

約数の個数: 16

約数和(自身を含む): 2494996800

約数和(自身を除く): 1205915368

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 5197909, 10395818, 20791636, 41583272, 161135179, 322270358, 644540716, 1289081432]

約数ペア:

[(1, 1289081432), (2, 644540716), (4, 322270358), (8, 161135179), (31, 41583272), (62, 20791636), (124, 10395818), (248, 5197909)]