389953542862

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{463}}^1\times {\mathrm{247279}}^1$

素因数の和:247888

約数の個数: 32

約数和(自身を含む): 636107028480

約数和(自身を除く): 246153485618

約数列:

[1, 2, 13, 26, 131, 262, 463, 926, 1703, 3406, 6019, 12038, 60653, 121306, 247279, 494558, 788489, 1576978, 3214627, 6429254, 32393549, 64787098, 114490177, 228980354, 421116137, 842232274, 1488372301, 2976744602, 14998213187, 29996426374, 194976771431, 389953542862]

約数ペア:

[(1, 389953542862), (2, 194976771431), (13, 29996426374), (26, 14998213187), (131, 2976744602), (262, 1488372301), (463, 842232274), (926, 421116137), (1703, 228980354), (3406, 114490177), (6019, 64787098), (12038, 32393549), (60653, 6429254), (121306, 3214627), (247279, 1576978), (494558, 788489)]