1953639

素因数分解:

$3^4\times {\mathrm{89}}^1\times {\mathrm{271}}^1$

素因数の和:372

約数の個数: 20

約数和(自身を含む): 2962080

約数和(自身を除く): 1008441

約数列:

[1, 3, 9, 27, 81, 89, 267, 271, 801, 813, 2403, 2439, 7209, 7317, 21951, 24119, 72357, 217071, 651213, 1953639]

約数ペア:

[(1, 1953639), (3, 651213), (9, 217071), (27, 72357), (81, 24119), (89, 21951), (267, 7317), (271, 7209), (801, 2439), (813, 2403)]