68494468

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{128749}}^1$

素因数の和:128779

約数の個数: 24

約数和(自身を含む): 144200000

約数和(自身を除く): 75705532

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 128749, 257498, 514996, 901243, 1802486, 2446231, 3604972, 4892462, 9784924, 17123617, 34247234, 68494468]

約数ペア:

[(1, 68494468), (2, 34247234), (4, 17123617), (7, 9784924), (14, 4892462), (19, 3604972), (28, 2446231), (38, 1802486), (76, 901243), (133, 514996), (266, 257498), (532, 128749)]