64770105

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{997}}^1$

素因数の和:1137

約数の個数: 32

約数和(自身を含む): 106921728

約数和(自身を除く): 42151623

約数列:

[1, 3, 5, 15, 61, 71, 183, 213, 305, 355, 915, 997, 1065, 2991, 4331, 4985, 12993, 14955, 21655, 60817, 64965, 70787, 182451, 212361, 304085, 353935, 912255, 1061805, 4318007, 12954021, 21590035, 64770105]

約数ペア:

[(1, 64770105), (3, 21590035), (5, 12954021), (15, 4318007), (61, 1061805), (71, 912255), (183, 353935), (213, 304085), (305, 212361), (355, 182451), (915, 70787), (997, 64965), (1065, 60817), (2991, 21655), (4331, 14955), (4985, 12993)]