987807184

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{1511}}^1$

素因数の和:1988

約数の個数: 80

約数和(自身を含む): 2362348800

約数和(自身を除く): 1374541616

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 449, 728, 898, 1456, 1511, 1796, 3022, 3143, 3592, 5837, 6044, 6286, 7184, 10577, 11674, 12088, 12572, 19643, 21154, 23348, 24176, 25144, 39286, 40859, 42308, 46696, 50288, 78572, 81718, 84616, 93392, 137501, 157144, 163436, 169232, 275002, 314288, 326872, 550004, 653744, 678439, 1100008, 1356878, 2200016, 2713756, 4749073, 5427512, 8819707, 9498146, 10855024, 17639414, 18996292, 35278828, 37992584, 61737949, 70557656, 75985168, 123475898, 141115312, 246951796, 493903592, 987807184]

約数ペア:

[(1, 987807184), (2, 493903592), (4, 246951796), (7, 141115312), (8, 123475898), (13, 75985168), (14, 70557656), (16, 61737949), (26, 37992584), (28, 35278828), (52, 18996292), (56, 17639414), (91, 10855024), (104, 9498146), (112, 8819707), (182, 5427512), (208, 4749073), (364, 2713756), (449, 2200016), (728, 1356878), (898, 1100008), (1456, 678439), (1511, 653744), (1796, 550004), (3022, 326872), (3143, 314288), (3592, 275002), (5837, 169232), (6044, 163436), (6286, 157144), (7184, 137501), (10577, 93392), (11674, 84616), (12088, 81718), (12572, 78572), (19643, 50288), (21154, 46696), (23348, 42308), (24176, 40859), (25144, 39286)]