7305687

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:220

約数の個数: 32

約数和(自身を含む): 11381760

約数和(自身を除く): 4076073

約数列:

[1, 3, 9, 27, 37, 71, 103, 111, 213, 309, 333, 639, 927, 999, 1917, 2627, 2781, 3811, 7313, 7881, 11433, 21939, 23643, 34299, 65817, 70929, 102897, 197451, 270581, 811743, 2435229, 7305687]

約数ペア:

[(1, 7305687), (3, 2435229), (9, 811743), (27, 270581), (37, 197451), (71, 102897), (103, 70929), (111, 65817), (213, 34299), (309, 23643), (333, 21939), (639, 11433), (927, 7881), (999, 7313), (1917, 3811), (2627, 2781)]