15891596

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1$

素因数の和:318

約数の個数: 48

約数和(自身を含む): 33175296

約数和(自身を除く): 17283700

約数列:

[1, 2, 4, 7, 14, 28, 43, 67, 86, 134, 172, 197, 268, 301, 394, 469, 602, 788, 938, 1204, 1379, 1876, 2758, 2881, 5516, 5762, 8471, 11524, 13199, 16942, 20167, 26398, 33884, 40334, 52796, 59297, 80668, 92393, 118594, 184786, 237188, 369572, 567557, 1135114, 2270228, 3972899, 7945798, 15891596]

約数ペア:

[(1, 15891596), (2, 7945798), (4, 3972899), (7, 2270228), (14, 1135114), (28, 567557), (43, 369572), (67, 237188), (86, 184786), (134, 118594), (172, 92393), (197, 80668), (268, 59297), (301, 52796), (394, 40334), (469, 33884), (602, 26398), (788, 20167), (938, 16942), (1204, 13199), (1379, 11524), (1876, 8471), (2758, 5762), (2881, 5516)]