64312226

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:311

約数の個数: 48

約数和(自身を含む): 113762880

約数和(自身を除く): 49450654

約数列:

[1, 2, 11, 19, 22, 38, 71, 121, 142, 197, 209, 242, 394, 418, 781, 1349, 1562, 2167, 2299, 2698, 3743, 4334, 4598, 7486, 8591, 13987, 14839, 17182, 23837, 27974, 29678, 41173, 47674, 82346, 153857, 163229, 265753, 307714, 326458, 452903, 531506, 905806, 1692427, 2923283, 3384854, 5846566, 32156113, 64312226]

約数ペア:

[(1, 64312226), (2, 32156113), (11, 5846566), (19, 3384854), (22, 2923283), (38, 1692427), (71, 905806), (121, 531506), (142, 452903), (197, 326458), (209, 307714), (242, 265753), (394, 163229), (418, 153857), (781, 82346), (1349, 47674), (1562, 41173), (2167, 29678), (2299, 27974), (2698, 23837), (3743, 17182), (4334, 14839), (4598, 13987), (7486, 8591)]