139231148

素因数分解:

$2^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{263}}^1$

素因数の和:391

約数の個数: 72

約数和(自身を含む): 296204832

約数和(自身を除く): 156973684

約数列:

[1, 2, 4, 7, 14, 28, 37, 49, 73, 74, 98, 146, 148, 196, 259, 263, 292, 511, 518, 526, 1022, 1036, 1052, 1813, 1841, 2044, 2701, 3577, 3626, 3682, 5402, 7154, 7252, 7364, 9731, 10804, 12887, 14308, 18907, 19199, 19462, 25774, 37814, 38398, 38924, 51548, 68117, 75628, 76796, 132349, 134393, 136234, 264698, 268786, 272468, 476819, 529396, 537572, 710363, 940751, 953638, 1420726, 1881502, 1907276, 2841452, 3763004, 4972541, 9945082, 19890164, 34807787, 69615574, 139231148]

約数ペア:

[(1, 139231148), (2, 69615574), (4, 34807787), (7, 19890164), (14, 9945082), (28, 4972541), (37, 3763004), (49, 2841452), (73, 1907276), (74, 1881502), (98, 1420726), (146, 953638), (148, 940751), (196, 710363), (259, 537572), (263, 529396), (292, 476819), (511, 272468), (518, 268786), (526, 264698), (1022, 136234), (1036, 134393), (1052, 132349), (1813, 76796), (1841, 75628), (2044, 68117), (2701, 51548), (3577, 38924), (3626, 38398), (3682, 37814), (5402, 25774), (7154, 19462), (7252, 19199), (7364, 18907), (9731, 14308), (10804, 12887)]