66781004

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{653}}^1\times {\mathrm{691}}^1$

素因数の和:1385

約数の個数: 24

約数和(自身を含む): 120383088

約数和(自身を除く): 53602084

約数列:

[1, 2, 4, 37, 74, 148, 653, 691, 1306, 1382, 2612, 2764, 24161, 25567, 48322, 51134, 96644, 102268, 451223, 902446, 1804892, 16695251, 33390502, 66781004]

約数ペア:

[(1, 66781004), (2, 33390502), (4, 16695251), (37, 1804892), (74, 902446), (148, 451223), (653, 102268), (691, 96644), (1306, 51134), (1382, 48322), (2612, 25567), (2764, 24161)]