28052469

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{419}}^1$

素因数の和:641

約数の個数: 24

約数和(自身を含む): 41801760

約数和(自身を除く): 13749291

約数列:

[1, 3, 9, 43, 129, 173, 387, 419, 519, 1257, 1557, 3771, 7439, 18017, 22317, 54051, 66951, 72487, 162153, 217461, 652383, 3116941, 9350823, 28052469]

約数ペア:

[(1, 28052469), (3, 9350823), (9, 3116941), (43, 652383), (129, 217461), (173, 162153), (387, 72487), (419, 66951), (519, 54051), (1257, 22317), (1557, 18017), (3771, 7439)]