557891523

素因数分解:

$3^3\times 7^1\times {\mathrm{97}}^1\times {\mathrm{30431}}^1$

素因数の和:30544

約数の個数: 32

約数和(自身を含む): 954347520

約数和(自身を除く): 396455997

約数列:

[1, 3, 7, 9, 21, 27, 63, 97, 189, 291, 679, 873, 2037, 2619, 6111, 18333, 30431, 91293, 213017, 273879, 639051, 821637, 1917153, 2951807, 5751459, 8855421, 20662649, 26566263, 61987947, 79698789, 185963841, 557891523]

約数ペア:

[(1, 557891523), (3, 185963841), (7, 79698789), (9, 61987947), (21, 26566263), (27, 20662649), (63, 8855421), (97, 5751459), (189, 2951807), (291, 1917153), (679, 821637), (873, 639051), (2037, 273879), (2619, 213017), (6111, 91293), (18333, 30431)]