179940057

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{1259}}^1$

素因数の和:1405

約数の個数: 32

約数和(自身を含む): 269982720

約数和(自身を除く): 90042663

約数列:

[1, 3, 11, 33, 61, 71, 183, 213, 671, 781, 1259, 2013, 2343, 3777, 4331, 12993, 13849, 41547, 47641, 76799, 89389, 142923, 230397, 268167, 844789, 983279, 2534367, 2949837, 5452729, 16358187, 59980019, 179940057]

約数ペア:

[(1, 179940057), (3, 59980019), (11, 16358187), (33, 5452729), (61, 2949837), (71, 2534367), (183, 983279), (213, 844789), (671, 268167), (781, 230397), (1259, 142923), (2013, 89389), (2343, 76799), (3777, 47641), (4331, 41547), (12993, 13849)]