31218978

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{106187}}^1$

素因数の和:106206

約数の個数: 24

約数和(自身を含む): 72632592

約数和(自身を除く): 41413614

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 106187, 212374, 318561, 637122, 743309, 1486618, 2229927, 4459854, 5203163, 10406326, 15609489, 31218978]

約数ペア:

[(1, 31218978), (2, 15609489), (3, 10406326), (6, 5203163), (7, 4459854), (14, 2229927), (21, 1486618), (42, 743309), (49, 637122), (98, 318561), (147, 212374), (294, 106187)]