286751512

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{397}}^1$

素因数の和:580

約数の個数: 64

約数和(自身を含む): 588021120

約数和(自身を除く): 301269608

約数列:

[1, 2, 4, 8, 17, 34, 47, 68, 94, 113, 136, 188, 226, 376, 397, 452, 794, 799, 904, 1588, 1598, 1921, 3176, 3196, 3842, 5311, 6392, 6749, 7684, 10622, 13498, 15368, 18659, 21244, 26996, 37318, 42488, 44861, 53992, 74636, 89722, 90287, 149272, 179444, 180574, 317203, 358888, 361148, 634406, 722296, 762637, 1268812, 1525274, 2108467, 2537624, 3050548, 4216934, 6101096, 8433868, 16867736, 35843939, 71687878, 143375756, 286751512]

約数ペア:

[(1, 286751512), (2, 143375756), (4, 71687878), (8, 35843939), (17, 16867736), (34, 8433868), (47, 6101096), (68, 4216934), (94, 3050548), (113, 2537624), (136, 2108467), (188, 1525274), (226, 1268812), (376, 762637), (397, 722296), (452, 634406), (794, 361148), (799, 358888), (904, 317203), (1588, 180574), (1598, 179444), (1921, 149272), (3176, 90287), (3196, 89722), (3842, 74636), (5311, 53992), (6392, 44861), (6749, 42488), (7684, 37318), (10622, 26996), (13498, 21244), (15368, 18659)]