1798888

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{353}}^1$

素因数の和:386

約数の個数: 48

約数和(自身を含む): 4237380

約数和(自身を除く): 2438492

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 91, 98, 104, 182, 196, 353, 364, 392, 637, 706, 728, 1274, 1412, 2471, 2548, 2824, 4589, 4942, 5096, 9178, 9884, 17297, 18356, 19768, 32123, 34594, 36712, 64246, 69188, 128492, 138376, 224861, 256984, 449722, 899444, 1798888]

約数ペア:

[(1, 1798888), (2, 899444), (4, 449722), (7, 256984), (8, 224861), (13, 138376), (14, 128492), (26, 69188), (28, 64246), (49, 36712), (52, 34594), (56, 32123), (91, 19768), (98, 18356), (104, 17297), (182, 9884), (196, 9178), (353, 5096), (364, 4942), (392, 4589), (637, 2824), (706, 2548), (728, 2471), (1274, 1412)]