681031316

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{517501}}^1$

素因数の和:517559

約数の個数: 24

約数和(自身を含む): 1391045376

約数和(自身を除く): 710014060

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 517501, 1035002, 2070004, 3622507, 7245014, 14490028, 24322547, 48645094, 97290188, 170257829, 340515658, 681031316]

約数ペア:

[(1, 681031316), (2, 340515658), (4, 170257829), (7, 97290188), (14, 48645094), (28, 24322547), (47, 14490028), (94, 7245014), (188, 3622507), (329, 2070004), (658, 1035002), (1316, 517501)]