189968251

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{421}}^1$

素因数の和:595

約数の個数: 32

約数和(自身を含む): 233349120

約数和(自身を除く): 43380869

約数列:

[1, 11, 17, 19, 127, 187, 209, 323, 421, 1397, 2159, 2413, 3553, 4631, 7157, 7999, 23749, 26543, 41021, 53467, 78727, 87989, 135983, 451231, 588137, 908939, 1015873, 1495813, 9998329, 11174603, 17269841, 189968251]

約数ペア:

[(1, 189968251), (11, 17269841), (17, 11174603), (19, 9998329), (127, 1495813), (187, 1015873), (209, 908939), (323, 588137), (421, 451231), (1397, 135983), (2159, 87989), (2413, 78727), (3553, 53467), (4631, 41021), (7157, 26543), (7999, 23749)]