395744139

素因数分解:

$3^2\times 7^3\times {\mathrm{17}}^1\times {\mathrm{7541}}^1$

素因数の和:7585

約数の個数: 48

約数和(自身を含む): 705931200

約数和(自身を除く): 310187061

約数列:

[1, 3, 7, 9, 17, 21, 49, 51, 63, 119, 147, 153, 343, 357, 441, 833, 1029, 1071, 2499, 3087, 5831, 7497, 7541, 17493, 22623, 52479, 52787, 67869, 128197, 158361, 369509, 384591, 475083, 897379, 1108527, 1153773, 2586563, 2692137, 3325581, 6281653, 7759689, 8076411, 18844959, 23279067, 43971571, 56534877, 131914713, 395744139]

約数ペア:

[(1, 395744139), (3, 131914713), (7, 56534877), (9, 43971571), (17, 23279067), (21, 18844959), (49, 8076411), (51, 7759689), (63, 6281653), (119, 3325581), (147, 2692137), (153, 2586563), (343, 1153773), (357, 1108527), (441, 897379), (833, 475083), (1029, 384591), (1071, 369509), (2499, 158361), (3087, 128197), (5831, 67869), (7497, 52787), (7541, 52479), (17493, 22623)]