1277263755

素因数分解:

$3^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{72223}}^1$

素因数の和:72368

約数の個数: 32

約数和(自身を含む): 2288056320

約数和(自身を除く): 1010792565

約数列:

[1, 3, 5, 9, 15, 27, 45, 131, 135, 393, 655, 1179, 1965, 3537, 5895, 17685, 72223, 216669, 361115, 650007, 1083345, 1950021, 3250035, 9461213, 9750105, 28383639, 47306065, 85150917, 141918195, 255452751, 425754585, 1277263755]

約数ペア:

[(1, 1277263755), (3, 425754585), (5, 255452751), (9, 141918195), (15, 85150917), (27, 47306065), (45, 28383639), (131, 9750105), (135, 9461213), (393, 3250035), (655, 1950021), (1179, 1083345), (1965, 650007), (3537, 361115), (5895, 216669), (17685, 72223)]