71702210

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{247249}}^1$

素因数の和:247285

約数の個数: 16

約数和(自身を含む): 133515000

約数和(自身を除く): 61812790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 247249, 494498, 1236245, 2472490, 7170221, 14340442, 35851105, 71702210]

約数ペア:

[(1, 71702210), (2, 35851105), (5, 14340442), (10, 7170221), (29, 2472490), (58, 1236245), (145, 494498), (290, 247249)]