1331951121

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{307}}^1\times {\mathrm{1847}}^1$

素因数の和:2195

約数の個数: 40

約数和(自身を含む): 2066137920

約数和(自身を除く): 734186799

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 307, 783, 921, 1847, 2349, 2763, 5541, 8289, 8903, 16623, 24867, 26709, 49869, 53563, 80127, 149607, 160689, 240381, 482067, 567029, 721143, 1446201, 1701087, 4338603, 5103261, 15309783, 16443841, 45929349, 49331523, 147994569, 443983707, 1331951121]

約数ペア:

[(1, 1331951121), (3, 443983707), (9, 147994569), (27, 49331523), (29, 45929349), (81, 16443841), (87, 15309783), (261, 5103261), (307, 4338603), (783, 1701087), (921, 1446201), (1847, 721143), (2349, 567029), (2763, 482067), (5541, 240381), (8289, 160689), (8903, 149607), (16623, 80127), (24867, 53563), (26709, 49869)]