129264318

素因数分解:

$2^1\times 3^2\times {\mathrm{257}}^1\times {\mathrm{27943}}^1$

素因数の和:28208

約数の個数: 24

約数和(自身を含む): 281172528

約数和(自身を除く): 151908210

約数列:

[1, 2, 3, 6, 9, 18, 257, 514, 771, 1542, 2313, 4626, 27943, 55886, 83829, 167658, 251487, 502974, 7181351, 14362702, 21544053, 43088106, 64632159, 129264318]

約数ペア:

[(1, 129264318), (2, 64632159), (3, 43088106), (6, 21544053), (9, 14362702), (18, 7181351), (257, 502974), (514, 251487), (771, 167658), (1542, 83829), (2313, 55886), (4626, 27943)]