291333392

素因数分解:

$2^4\times 7^1\times {\mathrm{1087}}^1\times {\mathrm{2393}}^1$

素因数の和:3495

約数の個数: 40

約数和(自身を含む): 645958656

約数和(自身を除く): 354625264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1087, 2174, 2393, 4348, 4786, 7609, 8696, 9572, 15218, 16751, 17392, 19144, 30436, 33502, 38288, 60872, 67004, 121744, 134008, 268016, 2601191, 5202382, 10404764, 18208337, 20809528, 36416674, 41619056, 72833348, 145666696, 291333392]

約数ペア:

[(1, 291333392), (2, 145666696), (4, 72833348), (7, 41619056), (8, 36416674), (14, 20809528), (16, 18208337), (28, 10404764), (56, 5202382), (112, 2601191), (1087, 268016), (2174, 134008), (2393, 121744), (4348, 67004), (4786, 60872), (7609, 38288), (8696, 33502), (9572, 30436), (15218, 19144), (16751, 17392)]