81808515

素因数分解:

$3^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{10271}}^1$

素因数の和:10344

約数の個数: 32

約数和(自身を含む): 147916800

約数和(自身を除く): 66108285

約数列:

[1, 3, 5, 9, 15, 27, 45, 59, 135, 177, 295, 531, 885, 1593, 2655, 7965, 10271, 30813, 51355, 92439, 154065, 277317, 462195, 605989, 1386585, 1817967, 3029945, 5453901, 9089835, 16361703, 27269505, 81808515]

約数ペア:

[(1, 81808515), (3, 27269505), (5, 16361703), (9, 9089835), (15, 5453901), (27, 3029945), (45, 1817967), (59, 1386585), (135, 605989), (177, 462195), (295, 277317), (531, 154065), (885, 92439), (1593, 51355), (2655, 30813), (7965, 10271)]