157219496

素因数分解:

$2^3\times 7^1\times {\mathrm{181}}^1\times {\mathrm{15511}}^1$

素因数の和:15705

約数の個数: 32

約数和(自身を含む): 338782080

約数和(自身を除く): 181562584

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 181, 362, 724, 1267, 1448, 2534, 5068, 10136, 15511, 31022, 62044, 108577, 124088, 217154, 434308, 868616, 2807491, 5614982, 11229964, 19652437, 22459928, 39304874, 78609748, 157219496]

約数ペア:

[(1, 157219496), (2, 78609748), (4, 39304874), (7, 22459928), (8, 19652437), (14, 11229964), (28, 5614982), (56, 2807491), (181, 868616), (362, 434308), (724, 217154), (1267, 124088), (1448, 108577), (2534, 62044), (5068, 31022), (10136, 15511)]