1639841205

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1223}}^1\times {\mathrm{1259}}^1$

素因数の和:2561

約数の個数: 32

約数和(自身を含む): 2664990720

約数和(自身を除く): 1025149515

約数列:

[1, 3, 5, 15, 71, 213, 355, 1065, 1223, 1259, 3669, 3777, 6115, 6295, 18345, 18885, 86833, 89389, 260499, 268167, 434165, 446945, 1302495, 1340835, 1539757, 4619271, 7698785, 23096355, 109322747, 327968241, 546613735, 1639841205]

約数ペア:

[(1, 1639841205), (3, 546613735), (5, 327968241), (15, 109322747), (71, 23096355), (213, 7698785), (355, 4619271), (1065, 1539757), (1223, 1340835), (1259, 1302495), (3669, 446945), (3777, 434165), (6115, 268167), (6295, 260499), (18345, 89389), (18885, 86833)]