28380816

素因数分解:

$2^4\times 3^2\times {\mathrm{197089}}^1$

素因数の和:197103

約数の個数: 30

約数和(自身を含む): 79427270

約数和(自身を除く): 51046454

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 197089, 394178, 591267, 788356, 1182534, 1576712, 1773801, 2365068, 3153424, 3547602, 4730136, 7095204, 9460272, 14190408, 28380816]

約数ペア:

[(1, 28380816), (2, 14190408), (3, 9460272), (4, 7095204), (6, 4730136), (8, 3547602), (9, 3153424), (12, 2365068), (16, 1773801), (18, 1576712), (24, 1182534), (36, 788356), (48, 591267), (72, 394178), (144, 197089)]