248800657

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{293}}^1$

素因数の和:465

約数の個数: 32

約数和(自身を含む): 304819200

約数和(自身を除く): 56018543

約数列:

[1, 7, 29, 47, 89, 203, 293, 329, 623, 1363, 2051, 2581, 4183, 8497, 9541, 13771, 18067, 26077, 29281, 59479, 96397, 121307, 182539, 399359, 756233, 849149, 1225619, 2795513, 5293631, 8579333, 35542951, 248800657]

約数ペア:

[(1, 248800657), (7, 35542951), (29, 8579333), (47, 5293631), (89, 2795513), (203, 1225619), (293, 849149), (329, 756233), (623, 399359), (1363, 182539), (2051, 121307), (2581, 96397), (4183, 59479), (8497, 29281), (9541, 26077), (13771, 18067)]