208652013

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{4621}}^1$

素因数の和:4829

約数の個数: 24

約数和(自身を含む): 313648920

約数和(自身を除く): 104996907

約数列:

[1, 3, 9, 29, 87, 173, 261, 519, 1557, 4621, 5017, 13863, 15051, 41589, 45153, 134009, 402027, 799433, 1206081, 2398299, 7194897, 23183557, 69550671, 208652013]

約数ペア:

[(1, 208652013), (3, 69550671), (9, 23183557), (29, 7194897), (87, 2398299), (173, 1206081), (261, 799433), (519, 402027), (1557, 134009), (4621, 45153), (5017, 41589), (13863, 15051)]