338840577

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{761}}^1$

素因数の和:1035

約数の個数: 40

約数和(自身を含む): 531083520

約数和(自身を除く): 192242943

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 239, 621, 717, 761, 1863, 2151, 2283, 5497, 6453, 6849, 16491, 17503, 19359, 20547, 49473, 52509, 61641, 148419, 157527, 181879, 445257, 472581, 545637, 1417743, 1636911, 4183217, 4910733, 12549651, 14732199, 37648953, 112946859, 338840577]

約数ペア:

[(1, 338840577), (3, 112946859), (9, 37648953), (23, 14732199), (27, 12549651), (69, 4910733), (81, 4183217), (207, 1636911), (239, 1417743), (621, 545637), (717, 472581), (761, 445257), (1863, 181879), (2151, 157527), (2283, 148419), (5497, 61641), (6453, 52509), (6849, 49473), (16491, 20547), (17503, 19359)]