217217196

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{6481}}^1$

素因数の和:6524

約数の個数: 108

約数和(自身を含む): 672442680

約数和(自身を除く): 455225484

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 49, 57, 63, 76, 84, 98, 114, 126, 133, 147, 171, 196, 228, 252, 266, 294, 342, 399, 441, 532, 588, 684, 798, 882, 931, 1197, 1596, 1764, 1862, 2394, 2793, 3724, 4788, 5586, 6481, 8379, 11172, 12962, 16758, 19443, 25924, 33516, 38886, 45367, 58329, 77772, 90734, 116658, 123139, 136101, 181468, 233316, 246278, 272202, 317569, 369417, 408303, 492556, 544404, 635138, 738834, 816606, 861973, 952707, 1108251, 1270276, 1477668, 1633212, 1723946, 1905414, 2216502, 2585919, 2858121, 3447892, 3810828, 4433004, 5171838, 5716242, 6033811, 7757757, 10343676, 11432484, 12067622, 15515514, 18101433, 24135244, 31031028, 36202866, 54304299, 72405732, 108608598, 217217196]

約数ペア:

[(1, 217217196), (2, 108608598), (3, 72405732), (4, 54304299), (6, 36202866), (7, 31031028), (9, 24135244), (12, 18101433), (14, 15515514), (18, 12067622), (19, 11432484), (21, 10343676), (28, 7757757), (36, 6033811), (38, 5716242), (42, 5171838), (49, 4433004), (57, 3810828), (63, 3447892), (76, 2858121), (84, 2585919), (98, 2216502), (114, 1905414), (126, 1723946), (133, 1633212), (147, 1477668), (171, 1270276), (196, 1108251), (228, 952707), (252, 861973), (266, 816606), (294, 738834), (342, 635138), (399, 544404), (441, 492556), (532, 408303), (588, 369417), (684, 317569), (798, 272202), (882, 246278), (931, 233316), (1197, 181468), (1596, 136101), (1764, 123139), (1862, 116658), (2394, 90734), (2793, 77772), (3724, 58329), (4788, 45367), (5586, 38886), (6481, 33516), (8379, 25924), (11172, 19443), (12962, 16758)]