398486816

素因数分解:

$2^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{173}}^1$

素因数の和:323

約数の個数: 144

約数和(自身を含む): 997235064

約数和(自身を除く): 598748248

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 91, 98, 104, 112, 113, 173, 182, 196, 208, 224, 226, 346, 364, 392, 416, 452, 637, 692, 728, 784, 791, 904, 1211, 1274, 1384, 1456, 1469, 1568, 1582, 1808, 2249, 2422, 2548, 2768, 2912, 2938, 3164, 3616, 4498, 4844, 5096, 5536, 5537, 5876, 6328, 8477, 8996, 9688, 10192, 10283, 11074, 11752, 12656, 15743, 16954, 17992, 19376, 19549, 20384, 20566, 22148, 23504, 25312, 31486, 33908, 35984, 38752, 39098, 41132, 44296, 47008, 62972, 67816, 71968, 71981, 78196, 82264, 88592, 110201, 125944, 135632, 136843, 143962, 156392, 164528, 177184, 220402, 251888, 254137, 271264, 273686, 287924, 312784, 329056, 440804, 503776, 508274, 547372, 575848, 625568, 881608, 957901, 1016548, 1094744, 1151696, 1763216, 1778959, 1915802, 2033096, 2189488, 2303392, 3526432, 3557918, 3831604, 4066192, 4378976, 7115836, 7663208, 8132384, 12452713, 14231672, 15326416, 24905426, 28463344, 30652832, 49810852, 56926688, 99621704, 199243408, 398486816]

約数ペア:

[(1, 398486816), (2, 199243408), (4, 99621704), (7, 56926688), (8, 49810852), (13, 30652832), (14, 28463344), (16, 24905426), (26, 15326416), (28, 14231672), (32, 12452713), (49, 8132384), (52, 7663208), (56, 7115836), (91, 4378976), (98, 4066192), (104, 3831604), (112, 3557918), (113, 3526432), (173, 2303392), (182, 2189488), (196, 2033096), (208, 1915802), (224, 1778959), (226, 1763216), (346, 1151696), (364, 1094744), (392, 1016548), (416, 957901), (452, 881608), (637, 625568), (692, 575848), (728, 547372), (784, 508274), (791, 503776), (904, 440804), (1211, 329056), (1274, 312784), (1384, 287924), (1456, 273686), (1469, 271264), (1568, 254137), (1582, 251888), (1808, 220402), (2249, 177184), (2422, 164528), (2548, 156392), (2768, 143962), (2912, 136843), (2938, 135632), (3164, 125944), (3616, 110201), (4498, 88592), (4844, 82264), (5096, 78196), (5536, 71981), (5537, 71968), (5876, 67816), (6328, 62972), (8477, 47008), (8996, 44296), (9688, 41132), (10192, 39098), (10283, 38752), (11074, 35984), (11752, 33908), (12656, 31486), (15743, 25312), (16954, 23504), (17992, 22148), (19376, 20566), (19549, 20384)]