205695924

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{353}}^1\times {\mathrm{991}}^1$

素因数の和:1365

約数の個数: 72

約数和(自身を含む): 560464128

約数和(自身を除く): 354768204

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 353, 588, 706, 991, 1059, 1412, 1982, 2118, 2471, 2973, 3964, 4236, 4942, 5946, 6937, 7413, 9884, 11892, 13874, 14826, 17297, 20811, 27748, 29652, 34594, 41622, 48559, 51891, 69188, 83244, 97118, 103782, 145677, 194236, 207564, 291354, 349823, 582708, 699646, 1049469, 1399292, 2098938, 2448761, 4197876, 4897522, 7346283, 9795044, 14692566, 17141327, 29385132, 34282654, 51423981, 68565308, 102847962, 205695924]

約数ペア:

[(1, 205695924), (2, 102847962), (3, 68565308), (4, 51423981), (6, 34282654), (7, 29385132), (12, 17141327), (14, 14692566), (21, 9795044), (28, 7346283), (42, 4897522), (49, 4197876), (84, 2448761), (98, 2098938), (147, 1399292), (196, 1049469), (294, 699646), (353, 582708), (588, 349823), (706, 291354), (991, 207564), (1059, 194236), (1412, 145677), (1982, 103782), (2118, 97118), (2471, 83244), (2973, 69188), (3964, 51891), (4236, 48559), (4942, 41622), (5946, 34594), (6937, 29652), (7413, 27748), (9884, 20811), (11892, 17297), (13874, 14826)]