220106887

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:284

約数の個数: 64

約数和(自身を含む): 317399040

約数和(自身を除く): 97292153

約数列:

[1, 7, 11, 13, 19, 71, 77, 91, 133, 143, 163, 209, 247, 497, 781, 923, 1001, 1141, 1349, 1463, 1729, 1793, 2119, 2717, 3097, 5467, 6461, 9443, 10153, 11573, 12551, 14833, 14839, 17537, 19019, 21679, 23309, 34067, 40261, 71071, 81011, 103873, 122759, 127303, 150449, 163163, 192907, 219887, 238469, 281827, 442871, 891121, 1053143, 1350349, 1539209, 1654939, 2418757, 2858531, 3100097, 11584573, 16931299, 20009717, 31443841, 220106887]

約数ペア:

[(1, 220106887), (7, 31443841), (11, 20009717), (13, 16931299), (19, 11584573), (71, 3100097), (77, 2858531), (91, 2418757), (133, 1654939), (143, 1539209), (163, 1350349), (209, 1053143), (247, 891121), (497, 442871), (781, 281827), (923, 238469), (1001, 219887), (1141, 192907), (1349, 163163), (1463, 150449), (1729, 127303), (1793, 122759), (2119, 103873), (2717, 81011), (3097, 71071), (5467, 40261), (6461, 34067), (9443, 23309), (10153, 21679), (11573, 19019), (12551, 17537), (14833, 14839)]