274913987710

素因数分解:

$2^1\times 5^1\times {\mathrm{643}}^1\times {\mathrm{42754897}}^1$

素因数の和:42755547

約数の個数: 16

約数和(自身を含む): 495614777616

約数和(自身を除く): 220700789906

約数列:

[1, 2, 5, 10, 643, 1286, 3215, 6430, 42754897, 85509794, 213774485, 427548970, 27491398771, 54982797542, 137456993855, 274913987710]

約数ペア:

[(1, 274913987710), (2, 137456993855), (5, 54982797542), (10, 27491398771), (643, 427548970), (1286, 213774485), (3215, 85509794), (6430, 42754897)]