81336216

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{2531}}^1$

素因数の和:2656

約数の個数: 64

約数和(自身を含む): 221195520

約数和(自身を除く): 139859304

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 103, 104, 156, 206, 309, 312, 412, 618, 824, 1236, 1339, 2472, 2531, 2678, 4017, 5062, 5356, 7593, 8034, 10124, 10712, 15186, 16068, 20248, 30372, 32136, 32903, 60744, 65806, 98709, 131612, 197418, 260693, 263224, 394836, 521386, 782079, 789672, 1042772, 1564158, 2085544, 3128316, 3389009, 6256632, 6778018, 10167027, 13556036, 20334054, 27112072, 40668108, 81336216]

約数ペア:

[(1, 81336216), (2, 40668108), (3, 27112072), (4, 20334054), (6, 13556036), (8, 10167027), (12, 6778018), (13, 6256632), (24, 3389009), (26, 3128316), (39, 2085544), (52, 1564158), (78, 1042772), (103, 789672), (104, 782079), (156, 521386), (206, 394836), (309, 263224), (312, 260693), (412, 197418), (618, 131612), (824, 98709), (1236, 65806), (1339, 60744), (2472, 32903), (2531, 32136), (2678, 30372), (4017, 20248), (5062, 16068), (5356, 15186), (7593, 10712), (8034, 10124)]