290435768

素因数分解:

$2^3\times 7^1\times {\mathrm{5186353}}^1$

素因数の和:5186366

約数の個数: 16

約数和(自身を含む): 622362480

約数和(自身を除く): 331926712

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 5186353, 10372706, 20745412, 36304471, 41490824, 72608942, 145217884, 290435768]

約数ペア:

[(1, 290435768), (2, 145217884), (4, 72608942), (7, 41490824), (8, 36304471), (14, 20745412), (28, 10372706), (56, 5186353)]