156957385

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{6689}}^1$

素因数の和:6745

約数の個数: 24

約数和(自身を含む): 214106760

約数和(自身を除く): 57149375

約数列:

[1, 5, 13, 19, 65, 95, 247, 361, 1235, 1805, 4693, 6689, 23465, 33445, 86957, 127091, 434785, 635455, 1652183, 2414729, 8260915, 12073645, 31391477, 156957385]

約数ペア:

[(1, 156957385), (5, 31391477), (13, 12073645), (19, 8260915), (65, 2414729), (95, 1652183), (247, 635455), (361, 434785), (1235, 127091), (1805, 86957), (4693, 33445), (6689, 23465)]