71120541

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{307}}^1$

素因数の和:441

約数の個数: 32

約数和(自身を含む): 102187008

約数和(自身を除く): 31066467

約数列:

[1, 3, 31, 47, 53, 93, 141, 159, 307, 921, 1457, 1643, 2491, 4371, 4929, 7473, 9517, 14429, 16271, 28551, 43287, 48813, 77221, 231663, 447299, 504401, 764737, 1341897, 1513203, 2294211, 23706847, 71120541]

約数ペア:

[(1, 71120541), (3, 23706847), (31, 2294211), (47, 1513203), (53, 1341897), (93, 764737), (141, 504401), (159, 447299), (307, 231663), (921, 77221), (1457, 48813), (1643, 43287), (2491, 28551), (4371, 16271), (4929, 14429), (7473, 9517)]