127979481

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1\times {\mathrm{593}}^1$

素因数の和:885

約数の個数: 32

約数和(自身を含む): 200724480

約数和(自身を除く): 72744999

約数列:

[1, 3, 7, 21, 43, 129, 239, 301, 593, 717, 903, 1673, 1779, 4151, 5019, 10277, 12453, 25499, 30831, 71939, 76497, 141727, 178493, 215817, 425181, 535479, 992089, 2976267, 6094261, 18282783, 42659827, 127979481]

約数ペア:

[(1, 127979481), (3, 42659827), (7, 18282783), (21, 6094261), (43, 2976267), (129, 992089), (239, 535479), (301, 425181), (593, 215817), (717, 178493), (903, 141727), (1673, 76497), (1779, 71939), (4151, 30831), (5019, 25499), (10277, 12453)]