667949776

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{16301}}^1$

素因数の和:16519

約数の個数: 40

約数和(自身を含む): 1400863464

約数和(自身を除く): 732913688

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 197, 208, 394, 788, 1576, 2561, 3152, 5122, 10244, 16301, 20488, 32602, 40976, 65204, 130408, 211913, 260816, 423826, 847652, 1695304, 3211297, 3390608, 6422594, 12845188, 25690376, 41746861, 51380752, 83493722, 166987444, 333974888, 667949776]

約数ペア:

[(1, 667949776), (2, 333974888), (4, 166987444), (8, 83493722), (13, 51380752), (16, 41746861), (26, 25690376), (52, 12845188), (104, 6422594), (197, 3390608), (208, 3211297), (394, 1695304), (788, 847652), (1576, 423826), (2561, 260816), (3152, 211913), (5122, 130408), (10244, 65204), (16301, 40976), (20488, 32602)]