78415018

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{173}}^1\times {\mathrm{1873}}^1$

素因数の和:2070

約数の個数: 24

約数和(自身を含む): 130104324

約数和(自身を除く): 51689306

約数列:

[1, 2, 11, 22, 121, 173, 242, 346, 1873, 1903, 3746, 3806, 20603, 20933, 41206, 41866, 226633, 324029, 453266, 648058, 3564319, 7128638, 39207509, 78415018]

約数ペア:

[(1, 78415018), (2, 39207509), (11, 7128638), (22, 3564319), (121, 648058), (173, 453266), (242, 324029), (346, 226633), (1873, 41866), (1903, 41206), (3746, 20933), (3806, 20603)]