643266

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{2749}}^1$

素因数の和:2770

約数の個数: 24

約数和(自身を含む): 1501500

約数和(自身を除く): 858234

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 2749, 5498, 8247, 16494, 24741, 35737, 49482, 71474, 107211, 214422, 321633, 643266]

約数ペア:

[(1, 643266), (2, 321633), (3, 214422), (6, 107211), (9, 71474), (13, 49482), (18, 35737), (26, 24741), (39, 16494), (78, 8247), (117, 5498), (234, 2749)]