71897938

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{3037}}^1$

素因数の和:3154

約数の個数: 32

約数和(自身を含む): 131241600

約数和(自身を除く): 59343662

約数列:

[1, 2, 7, 14, 19, 38, 89, 133, 178, 266, 623, 1246, 1691, 3037, 3382, 6074, 11837, 21259, 23674, 42518, 57703, 115406, 270293, 403921, 540586, 807842, 1892051, 3784102, 5135567, 10271134, 35948969, 71897938]

約数ペア:

[(1, 71897938), (2, 35948969), (7, 10271134), (14, 5135567), (19, 3784102), (38, 1892051), (89, 807842), (133, 540586), (178, 403921), (266, 270293), (623, 115406), (1246, 57703), (1691, 42518), (3037, 23674), (3382, 21259), (6074, 11837)]