55141359

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:216

約数の個数: 64

約数和(自身を含む): 95606784

約数和(自身を除く): 40465425

約数列:

[1, 3, 7, 13, 21, 37, 39, 53, 91, 103, 111, 159, 259, 273, 309, 371, 481, 689, 721, 777, 1113, 1339, 1443, 1961, 2067, 2163, 3367, 3811, 4017, 4823, 5459, 5883, 9373, 10101, 11433, 13727, 14469, 16377, 25493, 26677, 28119, 38213, 41181, 49543, 70967, 76479, 80031, 114639, 148629, 178451, 201983, 212901, 346801, 496769, 535353, 605949, 1040403, 1413881, 1490307, 2625779, 4241643, 7877337, 18380453, 55141359]

約数ペア:

[(1, 55141359), (3, 18380453), (7, 7877337), (13, 4241643), (21, 2625779), (37, 1490307), (39, 1413881), (53, 1040403), (91, 605949), (103, 535353), (111, 496769), (159, 346801), (259, 212901), (273, 201983), (309, 178451), (371, 148629), (481, 114639), (689, 80031), (721, 76479), (777, 70967), (1113, 49543), (1339, 41181), (1443, 38213), (1961, 28119), (2067, 26677), (2163, 25493), (3367, 16377), (3811, 14469), (4017, 13727), (4823, 11433), (5459, 10101), (5883, 9373)]