69789681

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{347}}^1$

素因数の和:563

約数の個数: 40

約数和(自身を含む): 113186304

約数和(自身を除く): 43396623

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 191, 347, 351, 573, 1041, 1053, 1719, 2483, 3123, 4511, 5157, 7449, 9369, 13533, 15471, 22347, 28107, 40599, 66277, 67041, 121797, 198831, 201123, 365391, 596493, 861601, 1789479, 2584803, 5368437, 7754409, 23263227, 69789681]

約数ペア:

[(1, 69789681), (3, 23263227), (9, 7754409), (13, 5368437), (27, 2584803), (39, 1789479), (81, 861601), (117, 596493), (191, 365391), (347, 201123), (351, 198831), (573, 121797), (1041, 67041), (1053, 66277), (1719, 40599), (2483, 28107), (3123, 22347), (4511, 15471), (5157, 13533), (7449, 9369)]