16573956

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{397}}^1$

素因数の和:489

約数の個数: 72

約数和(自身を含む): 45734976

約数和(自身を除く): 29161020

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 71, 84, 98, 142, 147, 196, 213, 284, 294, 397, 426, 497, 588, 794, 852, 994, 1191, 1491, 1588, 1988, 2382, 2779, 2982, 3479, 4764, 5558, 5964, 6958, 8337, 10437, 11116, 13916, 16674, 19453, 20874, 28187, 33348, 38906, 41748, 56374, 58359, 77812, 84561, 112748, 116718, 169122, 197309, 233436, 338244, 394618, 591927, 789236, 1183854, 1381163, 2367708, 2762326, 4143489, 5524652, 8286978, 16573956]

約数ペア:

[(1, 16573956), (2, 8286978), (3, 5524652), (4, 4143489), (6, 2762326), (7, 2367708), (12, 1381163), (14, 1183854), (21, 789236), (28, 591927), (42, 394618), (49, 338244), (71, 233436), (84, 197309), (98, 169122), (142, 116718), (147, 112748), (196, 84561), (213, 77812), (284, 58359), (294, 56374), (397, 41748), (426, 38906), (497, 33348), (588, 28187), (794, 20874), (852, 19453), (994, 16674), (1191, 13916), (1491, 11116), (1588, 10437), (1988, 8337), (2382, 6958), (2779, 5964), (2982, 5558), (3479, 4764)]