85217013

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{379}}^1$

素因数の和:518

約数の個数: 48

約数和(自身を含む): 146065920

約数和(自身を除く): 60848907

約数列:

[1, 3, 7, 9, 21, 43, 63, 83, 129, 249, 301, 379, 387, 581, 747, 903, 1137, 1743, 2653, 2709, 3411, 3569, 5229, 7959, 10707, 16297, 23877, 24983, 31457, 32121, 48891, 74949, 94371, 114079, 146673, 220199, 224847, 283113, 342237, 660597, 1026711, 1352651, 1981791, 4057953, 9468557, 12173859, 28405671, 85217013]

約数ペア:

[(1, 85217013), (3, 28405671), (7, 12173859), (9, 9468557), (21, 4057953), (43, 1981791), (63, 1352651), (83, 1026711), (129, 660597), (249, 342237), (301, 283113), (379, 224847), (387, 220199), (581, 146673), (747, 114079), (903, 94371), (1137, 74949), (1743, 48891), (2653, 32121), (2709, 31457), (3411, 24983), (3569, 23877), (5229, 16297), (7959, 10707)]