256950008

素因数分解:

$2^3\times 7^1\times {\mathrm{191}}^1\times {\mathrm{24023}}^1$

素因数の和:24227

約数の個数: 32

約数和(自身を含む): 553512960

約数和(自身を除く): 296562952

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 191, 382, 764, 1337, 1528, 2674, 5348, 10696, 24023, 48046, 96092, 168161, 192184, 336322, 672644, 1345288, 4588393, 9176786, 18353572, 32118751, 36707144, 64237502, 128475004, 256950008]

約数ペア:

[(1, 256950008), (2, 128475004), (4, 64237502), (7, 36707144), (8, 32118751), (14, 18353572), (28, 9176786), (56, 4588393), (191, 1345288), (382, 672644), (764, 336322), (1337, 192184), (1528, 168161), (2674, 96092), (5348, 48046), (10696, 24023)]