61979211

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{167}}^1$

素因数の和:360

約数の個数: 48

約数和(自身を含む): 106089984

約数和(自身を除く): 44110773

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 137, 167, 301, 387, 411, 501, 903, 959, 1169, 1233, 1503, 2709, 2877, 3507, 5891, 7181, 8631, 10521, 17673, 21543, 22879, 41237, 50267, 53019, 64629, 68637, 123711, 150801, 160153, 205911, 371133, 452403, 480459, 983797, 1441377, 2951391, 6886579, 8854173, 20659737, 61979211]

約数ペア:

[(1, 61979211), (3, 20659737), (7, 8854173), (9, 6886579), (21, 2951391), (43, 1441377), (63, 983797), (129, 480459), (137, 452403), (167, 371133), (301, 205911), (387, 160153), (411, 150801), (501, 123711), (903, 68637), (959, 64629), (1169, 53019), (1233, 50267), (1503, 41237), (2709, 22879), (2877, 21543), (3507, 17673), (5891, 10521), (7181, 8631)]