678659067

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{271}}^1\times {\mathrm{719}}^1$

素因数の和:1045

約数の個数: 40

約数和(自身を含む): 1042652160

約数和(自身を除く): 363993093

約数列:

[1, 3, 9, 27, 43, 81, 129, 271, 387, 719, 813, 1161, 2157, 2439, 3483, 6471, 7317, 11653, 19413, 21951, 30917, 34959, 58239, 92751, 104877, 194849, 278253, 314631, 584547, 834759, 943893, 1753641, 2504277, 5260923, 8378507, 15782769, 25135521, 75406563, 226219689, 678659067]

約数ペア:

[(1, 678659067), (3, 226219689), (9, 75406563), (27, 25135521), (43, 15782769), (81, 8378507), (129, 5260923), (271, 2504277), (387, 1753641), (719, 943893), (813, 834759), (1161, 584547), (2157, 314631), (2439, 278253), (3483, 194849), (6471, 104877), (7317, 92751), (11653, 58239), (19413, 34959), (21951, 30917)]