131813976

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{661}}^1\times {\mathrm{1187}}^1$

素因数の和:1864

約数の個数: 64

約数和(自身を含む): 377498880

約数和(自身を除く): 245684904

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 661, 1187, 1322, 1983, 2374, 2644, 3561, 3966, 4627, 4748, 5288, 7122, 7932, 8309, 9254, 9496, 13881, 14244, 15864, 16618, 18508, 24927, 27762, 28488, 33236, 37016, 49854, 55524, 66472, 99708, 111048, 199416, 784607, 1569214, 2353821, 3138428, 4707642, 5492249, 6276856, 9415284, 10984498, 16476747, 18830568, 21968996, 32953494, 43937992, 65906988, 131813976]

約数ペア:

[(1, 131813976), (2, 65906988), (3, 43937992), (4, 32953494), (6, 21968996), (7, 18830568), (8, 16476747), (12, 10984498), (14, 9415284), (21, 6276856), (24, 5492249), (28, 4707642), (42, 3138428), (56, 2353821), (84, 1569214), (168, 784607), (661, 199416), (1187, 111048), (1322, 99708), (1983, 66472), (2374, 55524), (2644, 49854), (3561, 37016), (3966, 33236), (4627, 28488), (4748, 27762), (5288, 24927), (7122, 18508), (7932, 16618), (8309, 15864), (9254, 14244), (9496, 13881)]