80855838

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{641713}}^1$

素因数の和:641728

約数の個数: 24

約数和(自身を含む): 200214768

約数和(自身を除く): 119358930

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 641713, 1283426, 1925139, 3850278, 4491991, 5775417, 8983982, 11550834, 13475973, 26951946, 40427919, 80855838]

約数ペア:

[(1, 80855838), (2, 40427919), (3, 26951946), (6, 13475973), (7, 11550834), (9, 8983982), (14, 5775417), (18, 4491991), (21, 3850278), (42, 1925139), (63, 1283426), (126, 641713)]