311027234

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{277}}^1\times {\mathrm{577}}^1$

素因数の和:1002

約数の個数: 32

約数和(自身を含む): 539898240

約数和(自身を除く): 228871006

約数列:

[1, 2, 7, 14, 139, 277, 278, 554, 577, 973, 1154, 1939, 1946, 3878, 4039, 8078, 38503, 77006, 80203, 159829, 160406, 269521, 319658, 539042, 561421, 1118803, 1122842, 2237606, 22216231, 44432462, 155513617, 311027234]

約数ペア:

[(1, 311027234), (2, 155513617), (7, 44432462), (14, 22216231), (139, 2237606), (277, 1122842), (278, 1118803), (554, 561421), (577, 539042), (973, 319658), (1154, 269521), (1939, 160406), (1946, 159829), (3878, 80203), (4039, 77006), (8078, 38503)]