262215021

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{787}}^1$

素因数の和:993

約数の個数: 32

約数和(自身を含む): 381265920

約数和(自身を除く): 119050899

約数列:

[1, 3, 17, 47, 51, 139, 141, 417, 787, 799, 2361, 2363, 2397, 6533, 7089, 13379, 19599, 36989, 40137, 109393, 110967, 111061, 328179, 333183, 628813, 1859681, 1886439, 5141471, 5579043, 15424413, 87405007, 262215021]

約数ペア:

[(1, 262215021), (3, 87405007), (17, 15424413), (47, 5579043), (51, 5141471), (139, 1886439), (141, 1859681), (417, 628813), (787, 333183), (799, 328179), (2361, 111061), (2363, 110967), (2397, 109393), (6533, 40137), (7089, 36989), (13379, 19599)]