138845457

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{347}}^1\times {\mathrm{1933}}^1$

素因数の和:2309

約数の個数: 24

約数和(自身を含む): 209985984

約数和(自身を除く): 71140527

約数列:

[1, 3, 9, 23, 69, 207, 347, 1041, 1933, 3123, 5799, 7981, 17397, 23943, 44459, 71829, 133377, 400131, 670751, 2012253, 6036759, 15427273, 46281819, 138845457]

約数ペア:

[(1, 138845457), (3, 46281819), (9, 15427273), (23, 6036759), (69, 2012253), (207, 670751), (347, 400131), (1041, 133377), (1933, 71829), (3123, 44459), (5799, 23943), (7981, 17397)]