320193

素因数分解:

$3^4\times {\mathrm{59}}^1\times {\mathrm{67}}^1$

素因数の和:138

約数の個数: 20

約数和(自身を含む): 493680

約数和(自身を除く): 173487

約数列:

[1, 3, 9, 27, 59, 67, 81, 177, 201, 531, 603, 1593, 1809, 3953, 4779, 5427, 11859, 35577, 106731, 320193]

約数ペア:

[(1, 320193), (3, 106731), (9, 35577), (27, 11859), (59, 5427), (67, 4779), (81, 3953), (177, 1809), (201, 1593), (531, 603)]