68339949

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{193}}^1$

素因数の和:397

約数の個数: 32

約数和(自身を含む): 99563904

約数和(自身を除く): 31223955

約数列:

[1, 3, 17, 51, 53, 131, 159, 193, 393, 579, 901, 2227, 2703, 3281, 6681, 6943, 9843, 10229, 20829, 25283, 30687, 75849, 118031, 173893, 354093, 429811, 521679, 1289433, 1339999, 4019997, 22779983, 68339949]

約数ペア:

[(1, 68339949), (3, 22779983), (17, 4019997), (51, 1339999), (53, 1289433), (131, 521679), (159, 429811), (193, 354093), (393, 173893), (579, 118031), (901, 75849), (2227, 30687), (2703, 25283), (3281, 20829), (6681, 10229), (6943, 9843)]