284904828

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{691}}^1\times {\mathrm{881}}^1$

素因数の和:1595

約数の個数: 72

約数和(自身を含む): 777578256

約数和(自身を除く): 492673428

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 691, 881, 1382, 1762, 2073, 2643, 2764, 3524, 4146, 5286, 6219, 7929, 8292, 8983, 10572, 11453, 12438, 15858, 17966, 22906, 24876, 26949, 31716, 34359, 35932, 45812, 53898, 68718, 80847, 103077, 107796, 137436, 161694, 206154, 323388, 412308, 608771, 1217542, 1826313, 2435084, 3652626, 5478939, 7305252, 7914023, 10957878, 15828046, 21915756, 23742069, 31656092, 47484138, 71226207, 94968276, 142452414, 284904828]

約数ペア:

[(1, 284904828), (2, 142452414), (3, 94968276), (4, 71226207), (6, 47484138), (9, 31656092), (12, 23742069), (13, 21915756), (18, 15828046), (26, 10957878), (36, 7914023), (39, 7305252), (52, 5478939), (78, 3652626), (117, 2435084), (156, 1826313), (234, 1217542), (468, 608771), (691, 412308), (881, 323388), (1382, 206154), (1762, 161694), (2073, 137436), (2643, 107796), (2764, 103077), (3524, 80847), (4146, 68718), (5286, 53898), (6219, 45812), (7929, 35932), (8292, 34359), (8983, 31716), (10572, 26949), (11453, 24876), (12438, 22906), (15858, 17966)]