214968243

素因数分解:

$3^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{173}}^1$

素因数の和:376

約数の個数: 48

約数和(自身を含む): 342766080

約数和(自身を除く): 127797837

約数列:

[1, 3, 7, 21, 49, 79, 107, 147, 173, 237, 321, 519, 553, 749, 1211, 1659, 2247, 3633, 3871, 5243, 8453, 8477, 11613, 13667, 15729, 18511, 25359, 25431, 41001, 55533, 59171, 95669, 129577, 177513, 287007, 388731, 414197, 669683, 907039, 1242591, 1462369, 2009049, 2721117, 4387107, 10236583, 30709749, 71656081, 214968243]

約数ペア:

[(1, 214968243), (3, 71656081), (7, 30709749), (21, 10236583), (49, 4387107), (79, 2721117), (107, 2009049), (147, 1462369), (173, 1242591), (237, 907039), (321, 669683), (519, 414197), (553, 388731), (749, 287007), (1211, 177513), (1659, 129577), (2247, 95669), (3633, 59171), (3871, 55533), (5243, 41001), (8453, 25431), (8477, 25359), (11613, 18511), (13667, 15729)]