12678442

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{223}}^1$

素因数の和:394

約数の個数: 32

約数和(自身を含む): 22708224

約数和(自身を除く): 10029782

約数列:

[1, 2, 7, 14, 31, 62, 131, 217, 223, 262, 434, 446, 917, 1561, 1834, 3122, 4061, 6913, 8122, 13826, 28427, 29213, 48391, 56854, 58426, 96782, 204491, 408982, 905603, 1811206, 6339221, 12678442]

約数ペア:

[(1, 12678442), (2, 6339221), (7, 1811206), (14, 905603), (31, 408982), (62, 204491), (131, 96782), (217, 58426), (223, 56854), (262, 48391), (434, 29213), (446, 28427), (917, 13826), (1561, 8122), (1834, 6913), (3122, 4061)]