389439358

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1$

素因数の和:302

約数の個数: 96

約数和(自身を含む): 785998080

約数和(自身を除く): 396558722

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 49, 77, 98, 113, 139, 154, 161, 226, 253, 278, 322, 506, 539, 791, 973, 1078, 1127, 1243, 1529, 1582, 1771, 1946, 2254, 2486, 2599, 3058, 3197, 3542, 5198, 5537, 6394, 6811, 8701, 10703, 11074, 12397, 13622, 15707, 17402, 18193, 21406, 22379, 24794, 28589, 31414, 35167, 36386, 44758, 57178, 60907, 70334, 74921, 109949, 121814, 127351, 149842, 156653, 172777, 200123, 219898, 246169, 254702, 313306, 345554, 361261, 400246, 492338, 722522, 769643, 1209439, 1400861, 1539286, 1723183, 2418878, 2528827, 2801722, 3446366, 3973871, 5057654, 7947742, 8466073, 16932146, 17701789, 27817097, 35403578, 55634194, 194719679, 389439358]

約数ペア:

[(1, 389439358), (2, 194719679), (7, 55634194), (11, 35403578), (14, 27817097), (22, 17701789), (23, 16932146), (46, 8466073), (49, 7947742), (77, 5057654), (98, 3973871), (113, 3446366), (139, 2801722), (154, 2528827), (161, 2418878), (226, 1723183), (253, 1539286), (278, 1400861), (322, 1209439), (506, 769643), (539, 722522), (791, 492338), (973, 400246), (1078, 361261), (1127, 345554), (1243, 313306), (1529, 254702), (1582, 246169), (1771, 219898), (1946, 200123), (2254, 172777), (2486, 156653), (2599, 149842), (3058, 127351), (3197, 121814), (3542, 109949), (5198, 74921), (5537, 70334), (6394, 60907), (6811, 57178), (8701, 44758), (10703, 36386), (11074, 35167), (12397, 31414), (13622, 28589), (15707, 24794), (17402, 22379), (18193, 21406)]