389871104

素因数分解:

$2^9\times 7^1\times {\mathrm{181}}^1\times {\mathrm{601}}^1$

素因数の和:807

約数の個数: 80

約数和(自身を含む): 896671776

約数和(自身を除く): 506800672

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 181, 224, 256, 362, 448, 512, 601, 724, 896, 1202, 1267, 1448, 1792, 2404, 2534, 2896, 3584, 4207, 4808, 5068, 5792, 8414, 9616, 10136, 11584, 16828, 19232, 20272, 23168, 33656, 38464, 40544, 46336, 67312, 76928, 81088, 92672, 108781, 134624, 153856, 162176, 217562, 269248, 307712, 324352, 435124, 538496, 648704, 761467, 870248, 1076992, 1522934, 1740496, 2153984, 3045868, 3480992, 6091736, 6961984, 12183472, 13923968, 24366944, 27847936, 48733888, 55695872, 97467776, 194935552, 389871104]

約数ペア:

[(1, 389871104), (2, 194935552), (4, 97467776), (7, 55695872), (8, 48733888), (14, 27847936), (16, 24366944), (28, 13923968), (32, 12183472), (56, 6961984), (64, 6091736), (112, 3480992), (128, 3045868), (181, 2153984), (224, 1740496), (256, 1522934), (362, 1076992), (448, 870248), (512, 761467), (601, 648704), (724, 538496), (896, 435124), (1202, 324352), (1267, 307712), (1448, 269248), (1792, 217562), (2404, 162176), (2534, 153856), (2896, 134624), (3584, 108781), (4207, 92672), (4808, 81088), (5068, 76928), (5792, 67312), (8414, 46336), (9616, 40544), (10136, 38464), (11584, 33656), (16828, 23168), (19232, 20272)]