123456438

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{16607}}^1$

素因数の和:16681

約数の個数: 48

約数和(自身を含む): 310901760

約数和(自身を除く): 187445322

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 59, 63, 118, 126, 177, 354, 413, 531, 826, 1062, 1239, 2478, 3717, 7434, 16607, 33214, 49821, 99642, 116249, 149463, 232498, 298926, 348747, 697494, 979813, 1046241, 1959626, 2092482, 2939439, 5878878, 6858691, 8818317, 13717382, 17636634, 20576073, 41152146, 61728219, 123456438]

約数ペア:

[(1, 123456438), (2, 61728219), (3, 41152146), (6, 20576073), (7, 17636634), (9, 13717382), (14, 8818317), (18, 6858691), (21, 5878878), (42, 2939439), (59, 2092482), (63, 1959626), (118, 1046241), (126, 979813), (177, 697494), (354, 348747), (413, 298926), (531, 232498), (826, 149463), (1062, 116249), (1239, 99642), (2478, 49821), (3717, 33214), (7434, 16607)]