256595031

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{479}}^1\times {\mathrm{773}}^1$

素因数の和:1276

約数の個数: 48

約数和(自身を含む): 463656960

約数和(自身を除く): 207061929

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 479, 693, 773, 1437, 2319, 3353, 4311, 5269, 5411, 6957, 8503, 10059, 15807, 16233, 25509, 30177, 36883, 47421, 48699, 59521, 76527, 110649, 178563, 331947, 370267, 535689, 1110801, 2591869, 3332403, 4072937, 7775607, 12218811, 23326821, 28510559, 36656433, 85531677, 256595031]

約数ペア:

[(1, 256595031), (3, 85531677), (7, 36656433), (9, 28510559), (11, 23326821), (21, 12218811), (33, 7775607), (63, 4072937), (77, 3332403), (99, 2591869), (231, 1110801), (479, 535689), (693, 370267), (773, 331947), (1437, 178563), (2319, 110649), (3353, 76527), (4311, 59521), (5269, 48699), (5411, 47421), (6957, 36883), (8503, 30177), (10059, 25509), (15807, 16233)]