80810709

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{653}}^1$

素因数の和:817

約数の個数: 32

約数和(自身を含む): 126572544

約数和(自身を除く): 45761835

約数列:

[1, 3, 7, 21, 71, 83, 213, 249, 497, 581, 653, 1491, 1743, 1959, 4571, 5893, 13713, 17679, 41251, 46363, 54199, 123753, 139089, 162597, 324541, 379393, 973623, 1138179, 3848129, 11544387, 26936903, 80810709]

約数ペア:

[(1, 80810709), (3, 26936903), (7, 11544387), (21, 3848129), (71, 1138179), (83, 973623), (213, 379393), (249, 324541), (497, 162597), (581, 139089), (653, 123753), (1491, 54199), (1743, 46363), (1959, 41251), (4571, 17679), (5893, 13713)]