71218156

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{10529}}^1$

素因数の和:10641

約数の個数: 24

約数和(自身を含む): 132678000

約数和(自身を除く): 61459844

約数列:

[1, 2, 4, 19, 38, 76, 89, 178, 356, 1691, 3382, 6764, 10529, 21058, 42116, 200051, 400102, 800204, 937081, 1874162, 3748324, 17804539, 35609078, 71218156]

約数ペア:

[(1, 71218156), (2, 35609078), (4, 17804539), (19, 3748324), (38, 1874162), (76, 937081), (89, 800204), (178, 400102), (356, 200051), (1691, 42116), (3382, 21058), (6764, 10529)]