205125564

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{2663}}^1$

素因数の和:2815

約数の個数: 72

約数和(自身を含む): 561230208

約数和(自身を除く): 356104644

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 131, 147, 196, 262, 294, 393, 524, 588, 786, 917, 1572, 1834, 2663, 2751, 3668, 5326, 5502, 6419, 7989, 10652, 11004, 12838, 15978, 18641, 19257, 25676, 31956, 37282, 38514, 55923, 74564, 77028, 111846, 130487, 223692, 260974, 348853, 391461, 521948, 697706, 782922, 1046559, 1395412, 1565844, 2093118, 2441971, 4186236, 4883942, 7325913, 9767884, 14651826, 17093797, 29303652, 34187594, 51281391, 68375188, 102562782, 205125564]

約数ペア:

[(1, 205125564), (2, 102562782), (3, 68375188), (4, 51281391), (6, 34187594), (7, 29303652), (12, 17093797), (14, 14651826), (21, 9767884), (28, 7325913), (42, 4883942), (49, 4186236), (84, 2441971), (98, 2093118), (131, 1565844), (147, 1395412), (196, 1046559), (262, 782922), (294, 697706), (393, 521948), (524, 391461), (588, 348853), (786, 260974), (917, 223692), (1572, 130487), (1834, 111846), (2663, 77028), (2751, 74564), (3668, 55923), (5326, 38514), (5502, 37282), (6419, 31956), (7989, 25676), (10652, 19257), (11004, 18641), (12838, 15978)]