211126187951

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{229}}^1\times {\mathrm{1097}}^1$

素因数の和:1512

約数の個数: 64

約数和(自身を含む): 261833472000

約数和(自身を除く): 50707284049

約数列:

[1, 7, 19, 71, 89, 133, 229, 497, 623, 1097, 1349, 1603, 1691, 4351, 6319, 7679, 9443, 11837, 16259, 20381, 20843, 30457, 44233, 77887, 97633, 113813, 120061, 142667, 145901, 251213, 308921, 387239, 545209, 683431, 840427, 1447051, 1479853, 1758491, 1855027, 2162447, 2710673, 4773047, 6931943, 10129357, 10358971, 12985189, 17836123, 22357957, 27493969, 33411329, 48523601, 124852861, 131706917, 156505699, 192457783, 338886337, 424801183, 921948419, 1587414947, 2372204359, 2973608281, 11111904629, 30160883993, 211126187951]

約数ペア:

[(1, 211126187951), (7, 30160883993), (19, 11111904629), (71, 2973608281), (89, 2372204359), (133, 1587414947), (229, 921948419), (497, 424801183), (623, 338886337), (1097, 192457783), (1349, 156505699), (1603, 131706917), (1691, 124852861), (4351, 48523601), (6319, 33411329), (7679, 27493969), (9443, 22357957), (11837, 17836123), (16259, 12985189), (20381, 10358971), (20843, 10129357), (30457, 6931943), (44233, 4773047), (77887, 2710673), (97633, 2162447), (113813, 1855027), (120061, 1758491), (142667, 1479853), (145901, 1447051), (251213, 840427), (308921, 683431), (387239, 545209)]