61991204

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{263}}^1\times {\mathrm{487}}^1$

素因数の和:776

約数の個数: 36

約数和(自身を含む): 119942592

約数和(自身を除く): 57951388

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 263, 484, 487, 526, 974, 1052, 1948, 2893, 5357, 5786, 10714, 11572, 21428, 31823, 58927, 63646, 117854, 127292, 128081, 235708, 256162, 512324, 1408891, 2817782, 5635564, 15497801, 30995602, 61991204]

約数ペア:

[(1, 61991204), (2, 30995602), (4, 15497801), (11, 5635564), (22, 2817782), (44, 1408891), (121, 512324), (242, 256162), (263, 235708), (484, 128081), (487, 127292), (526, 117854), (974, 63646), (1052, 58927), (1948, 31823), (2893, 21428), (5357, 11572), (5786, 10714)]