85143681

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^2\times {\mathrm{1607}}^1$

素因数の和:1678

約数の個数: 36

約数和(自身を含む): 145659072

約数和(自身を除く): 60515391

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 609, 841, 1607, 1827, 2523, 4821, 5887, 7569, 11249, 14463, 17661, 33747, 46603, 52983, 101241, 139809, 326221, 419427, 978663, 1351487, 2935989, 4054461, 9460409, 12163383, 28381227, 85143681]

約数ペア:

[(1, 85143681), (3, 28381227), (7, 12163383), (9, 9460409), (21, 4054461), (29, 2935989), (63, 1351487), (87, 978663), (203, 419427), (261, 326221), (609, 139809), (841, 101241), (1607, 52983), (1827, 46603), (2523, 33747), (4821, 17661), (5887, 14463), (7569, 11249)]