218033907

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{5087}}^1$

素因数の和:5267

約数の個数: 32

約数和(自身を含む): 360148992

約数和(自身を除く): 142115085

約数列:

[1, 3, 7, 13, 21, 39, 91, 157, 273, 471, 1099, 2041, 3297, 5087, 6123, 14287, 15261, 35609, 42861, 66131, 106827, 198393, 462917, 798659, 1388751, 2395977, 5590613, 10382567, 16771839, 31147701, 72677969, 218033907]

約数ペア:

[(1, 218033907), (3, 72677969), (7, 31147701), (13, 16771839), (21, 10382567), (39, 5590613), (91, 2395977), (157, 1388751), (273, 798659), (471, 462917), (1099, 198393), (2041, 106827), (3297, 66131), (5087, 42861), (6123, 35609), (14287, 15261)]