64927654

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1\times {\mathrm{211}}^1$

素因数の和:492

約数の個数: 32

約数和(自身を含む): 108801792

約数和(自身を除く): 43874138

約数列:

[1, 2, 11, 22, 71, 142, 197, 211, 394, 422, 781, 1562, 2167, 2321, 4334, 4642, 13987, 14981, 27974, 29962, 41567, 83134, 153857, 164791, 307714, 329582, 457237, 914474, 2951257, 5902514, 32463827, 64927654]

約数ペア:

[(1, 64927654), (2, 32463827), (11, 5902514), (22, 2951257), (71, 914474), (142, 457237), (197, 329582), (211, 307714), (394, 164791), (422, 153857), (781, 83134), (1562, 41567), (2167, 29962), (2321, 27974), (4334, 14981), (4642, 13987)]