771121338

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{135427}}^1$

素因数の和:135518

約数の個数: 32

約数和(自身を含む): 1683640896

約数和(自身を除く): 912519558

約数列:

[1, 2, 3, 6, 13, 26, 39, 73, 78, 146, 219, 438, 949, 1898, 2847, 5694, 135427, 270854, 406281, 812562, 1760551, 3521102, 5281653, 9886171, 10563306, 19772342, 29658513, 59317026, 128520223, 257040446, 385560669, 771121338]

約数ペア:

[(1, 771121338), (2, 385560669), (3, 257040446), (6, 128520223), (13, 59317026), (26, 29658513), (39, 19772342), (73, 10563306), (78, 9886171), (146, 5281653), (219, 3521102), (438, 1760551), (949, 812562), (1898, 406281), (2847, 270854), (5694, 135427)]