989845376

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{619}}^1$

素因数の和:708

約数の個数: 96

約数和(自身を含む): 2197906200

約数和(自身を除く): 1208060824

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 128, 208, 248, 403, 416, 496, 619, 806, 832, 961, 992, 1238, 1612, 1664, 1922, 1984, 2476, 3224, 3844, 3968, 4952, 6448, 7688, 8047, 9904, 12493, 12896, 15376, 16094, 19189, 19808, 24986, 25792, 30752, 32188, 38378, 39616, 49972, 51584, 61504, 64376, 76756, 79232, 99944, 123008, 128752, 153512, 199888, 249457, 257504, 307024, 399776, 498914, 515008, 594859, 614048, 799552, 997828, 1030016, 1189718, 1228096, 1599104, 1995656, 2379436, 2456192, 3991312, 4758872, 7733167, 7982624, 9517744, 15466334, 15965248, 19035488, 30932668, 31930496, 38070976, 61865336, 76141952, 123730672, 247461344, 494922688, 989845376]

約数ペア:

[(1, 989845376), (2, 494922688), (4, 247461344), (8, 123730672), (13, 76141952), (16, 61865336), (26, 38070976), (31, 31930496), (32, 30932668), (52, 19035488), (62, 15965248), (64, 15466334), (104, 9517744), (124, 7982624), (128, 7733167), (208, 4758872), (248, 3991312), (403, 2456192), (416, 2379436), (496, 1995656), (619, 1599104), (806, 1228096), (832, 1189718), (961, 1030016), (992, 997828), (1238, 799552), (1612, 614048), (1664, 594859), (1922, 515008), (1984, 498914), (2476, 399776), (3224, 307024), (3844, 257504), (3968, 249457), (4952, 199888), (6448, 153512), (7688, 128752), (8047, 123008), (9904, 99944), (12493, 79232), (12896, 76756), (15376, 64376), (16094, 61504), (19189, 51584), (19808, 49972), (24986, 39616), (25792, 38378), (30752, 32188)]