2912989821

素因数分解:

$3^1\times 7^1\times {\mathrm{3623}}^1\times {\mathrm{38287}}^1$

素因数の和:41920

約数の個数: 16

約数和(自身を含む): 4440182784

約数和(自身を除く): 1527192963

約数列:

[1, 3, 7, 21, 3623, 10869, 25361, 38287, 76083, 114861, 268009, 804027, 138713801, 416141403, 970996607, 2912989821]

約数ペア:

[(1, 2912989821), (3, 970996607), (7, 416141403), (21, 138713801), (3623, 804027), (10869, 268009), (25361, 114861), (38287, 76083)]