9782199

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:236

約数の個数: 48

約数和(自身を含む): 17352192

約数和(自身を除く): 7569993

約数列:

[1, 3, 7, 9, 21, 23, 43, 63, 69, 129, 157, 161, 207, 301, 387, 471, 483, 903, 989, 1099, 1413, 1449, 2709, 2967, 3297, 3611, 6751, 6923, 8901, 9891, 10833, 20253, 20769, 25277, 32499, 47257, 60759, 62307, 75831, 141771, 155273, 227493, 425313, 465819, 1086911, 1397457, 3260733, 9782199]

約数ペア:

[(1, 9782199), (3, 3260733), (7, 1397457), (9, 1086911), (21, 465819), (23, 425313), (43, 227493), (63, 155273), (69, 141771), (129, 75831), (157, 62307), (161, 60759), (207, 47257), (301, 32499), (387, 25277), (471, 20769), (483, 20253), (903, 10833), (989, 9891), (1099, 8901), (1413, 6923), (1449, 6751), (2709, 3611), (2967, 3297)]