81062667

素因数分解:

$3^3\times 7^1\times {\mathrm{439}}^1\times {\mathrm{977}}^1$

素因数の和:1432

約数の個数: 32

約数和(自身を含む): 137702400

約数和(自身を除く): 56639733

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 439, 977, 1317, 2931, 3073, 3951, 6839, 8793, 9219, 11853, 20517, 26379, 27657, 61551, 82971, 184653, 428903, 1286709, 3002321, 3860127, 9006963, 11580381, 27020889, 81062667]

約数ペア:

[(1, 81062667), (3, 27020889), (7, 11580381), (9, 9006963), (21, 3860127), (27, 3002321), (63, 1286709), (189, 428903), (439, 184653), (977, 82971), (1317, 61551), (2931, 27657), (3073, 26379), (3951, 20517), (6839, 11853), (8793, 9219)]