64391642

素因数分解:

$2^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{10477}}^1$

素因数の和:10925

約数の個数: 16

約数和(自身を含む): 110647680

約数和(自身を除く): 46256038

約数列:

[1, 2, 7, 14, 439, 878, 3073, 6146, 10477, 20954, 73339, 146678, 4599403, 9198806, 32195821, 64391642]

約数ペア:

[(1, 64391642), (2, 32195821), (7, 9198806), (14, 4599403), (439, 146678), (878, 73339), (3073, 20954), (6146, 10477)]