43239213

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{431}}^1$

素因数の和:665

約数の個数: 24

約数和(自身を含む): 63887616

約数和(自身を除く): 20648403

約数列:

[1, 3, 9, 71, 157, 213, 431, 471, 639, 1293, 1413, 3879, 11147, 30601, 33441, 67667, 91803, 100323, 203001, 275409, 609003, 4804357, 14413071, 43239213]

約数ペア:

[(1, 43239213), (3, 14413071), (9, 4804357), (71, 609003), (157, 275409), (213, 203001), (431, 100323), (471, 91803), (639, 67667), (1293, 33441), (1413, 30601), (3879, 11147)]