489677006

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{257}}^1$

素因数の和:346

約数の個数: 96

約数和(自身を含む): 990843840

約数和(自身を除く): 501166834

約数列:

[1, 2, 7, 13, 14, 19, 26, 29, 38, 58, 91, 133, 182, 203, 247, 257, 266, 361, 377, 406, 494, 514, 551, 722, 754, 1102, 1729, 1799, 2527, 2639, 3341, 3458, 3598, 3857, 4693, 4883, 5054, 5278, 6682, 7163, 7453, 7714, 9386, 9766, 10469, 14326, 14906, 20938, 23387, 32851, 34181, 46774, 50141, 52171, 63479, 65702, 68362, 73283, 92777, 96889, 100282, 104342, 126958, 136097, 141607, 146566, 185554, 193778, 272194, 283214, 444353, 649439, 678223, 888706, 952679, 991249, 1206101, 1298878, 1356446, 1840891, 1905358, 1982498, 2412202, 2690533, 3681782, 5381066, 8442707, 12886237, 16885414, 18833731, 25772474, 34976929, 37667462, 69953858, 244838503, 489677006]

約数ペア:

[(1, 489677006), (2, 244838503), (7, 69953858), (13, 37667462), (14, 34976929), (19, 25772474), (26, 18833731), (29, 16885414), (38, 12886237), (58, 8442707), (91, 5381066), (133, 3681782), (182, 2690533), (203, 2412202), (247, 1982498), (257, 1905358), (266, 1840891), (361, 1356446), (377, 1298878), (406, 1206101), (494, 991249), (514, 952679), (551, 888706), (722, 678223), (754, 649439), (1102, 444353), (1729, 283214), (1799, 272194), (2527, 193778), (2639, 185554), (3341, 146566), (3458, 141607), (3598, 136097), (3857, 126958), (4693, 104342), (4883, 100282), (5054, 96889), (5278, 92777), (6682, 73283), (7163, 68362), (7453, 65702), (7714, 63479), (9386, 52171), (9766, 50141), (10469, 46774), (14326, 34181), (14906, 32851), (20938, 23387)]