1276404128

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{972869}}^1$

素因数の和:972920

約数の個数: 24

約数和(自身を含む): 2574214020

約数和(自身を除く): 1297809892

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 164, 328, 656, 1312, 972869, 1945738, 3891476, 7782952, 15565904, 31131808, 39887629, 79775258, 159550516, 319101032, 638202064, 1276404128]

約数ペア:

[(1, 1276404128), (2, 638202064), (4, 319101032), (8, 159550516), (16, 79775258), (32, 39887629), (41, 31131808), (82, 15565904), (164, 7782952), (328, 3891476), (656, 1945738), (1312, 972869)]