31388893887

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{86533}}^1$

素因数の和:86751

約数の個数: 32

約数和(自身を含む): 46055471616

約数和(自身を除く): 14666577729

約数列:

[1, 3, 13, 39, 71, 131, 213, 393, 923, 1703, 2769, 5109, 9301, 27903, 86533, 120913, 259599, 362739, 1124929, 3374787, 6143843, 11335823, 18431529, 34007469, 79869959, 147365699, 239609877, 442097097, 804843433, 2414530299, 10462964629, 31388893887]

約数ペア:

[(1, 31388893887), (3, 10462964629), (13, 2414530299), (39, 804843433), (71, 442097097), (131, 239609877), (213, 147365699), (393, 79869959), (923, 34007469), (1703, 18431529), (2769, 11335823), (5109, 6143843), (9301, 3374787), (27903, 1124929), (86533, 362739), (120913, 259599)]