12749698

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{563}}^1$

素因数の和:658

約数の個数: 24

約数和(自身を含む): 21055248

約数和(自身を除く): 8305550

約数列:

[1, 2, 13, 26, 67, 134, 169, 338, 563, 871, 1126, 1742, 7319, 11323, 14638, 22646, 37721, 75442, 95147, 190294, 490373, 980746, 6374849, 12749698]

約数ペア:

[(1, 12749698), (2, 6374849), (13, 980746), (26, 490373), (67, 190294), (134, 95147), (169, 75442), (338, 37721), (563, 22646), (871, 14638), (1126, 11323), (1742, 7319)]