521194959

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{26407}}^1$

素因数の和:26476

約数の個数: 32

約数和(自身を含む): 836605440

約数和(自身を除く): 315410481

約数列:

[1, 3, 9, 17, 27, 43, 51, 129, 153, 387, 459, 731, 1161, 2193, 6579, 19737, 26407, 79221, 237663, 448919, 712989, 1135501, 1346757, 3406503, 4040271, 10219509, 12120813, 19303517, 30658527, 57910551, 173731653, 521194959]

約数ペア:

[(1, 521194959), (3, 173731653), (9, 57910551), (17, 30658527), (27, 19303517), (43, 12120813), (51, 10219509), (129, 4040271), (153, 3406503), (387, 1346757), (459, 1135501), (731, 712989), (1161, 448919), (2193, 237663), (6579, 79221), (19737, 26407)]