989898

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1$

素因数の和:76

約数の個数: 64

約数和(自身を含む): 2553600

約数和(自身を除く): 1563702

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 37, 39, 42, 49, 74, 78, 91, 98, 111, 147, 182, 222, 259, 273, 294, 343, 481, 518, 546, 637, 686, 777, 962, 1029, 1274, 1443, 1554, 1813, 1911, 2058, 2886, 3367, 3626, 3822, 4459, 5439, 6734, 8918, 10101, 10878, 12691, 13377, 20202, 23569, 25382, 26754, 38073, 47138, 70707, 76146, 141414, 164983, 329966, 494949, 989898]

約数ペア:

[(1, 989898), (2, 494949), (3, 329966), (6, 164983), (7, 141414), (13, 76146), (14, 70707), (21, 47138), (26, 38073), (37, 26754), (39, 25382), (42, 23569), (49, 20202), (74, 13377), (78, 12691), (91, 10878), (98, 10101), (111, 8918), (147, 6734), (182, 5439), (222, 4459), (259, 3822), (273, 3626), (294, 3367), (343, 2886), (481, 2058), (518, 1911), (546, 1813), (637, 1554), (686, 1443), (777, 1274), (962, 1029)]