138965266

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{2161}}^1$

素因数の和:2290

約数の個数: 32

約数和(自身を含む): 236609280

約数和(自身を除く): 97644014

約数列:

[1, 2, 11, 22, 37, 74, 79, 158, 407, 814, 869, 1738, 2161, 2923, 4322, 5846, 23771, 32153, 47542, 64306, 79957, 159914, 170719, 341438, 879527, 1759054, 1877909, 3755818, 6316603, 12633206, 69482633, 138965266]

約数ペア:

[(1, 138965266), (2, 69482633), (11, 12633206), (22, 6316603), (37, 3755818), (74, 1877909), (79, 1759054), (158, 879527), (407, 341438), (814, 170719), (869, 159914), (1738, 79957), (2161, 64306), (2923, 47542), (4322, 32153), (5846, 23771)]