139665394

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{15991}}^1$

素因数の和:16401

約数の個数: 16

約数和(自身を含む): 229133376

約数和(自身を除く): 89467982

約数列:

[1, 2, 11, 22, 397, 794, 4367, 8734, 15991, 31982, 175901, 351802, 6348427, 12696854, 69832697, 139665394]

約数ペア:

[(1, 139665394), (2, 69832697), (11, 12696854), (22, 6348427), (397, 351802), (794, 175901), (4367, 31982), (8734, 15991)]