201232405

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{271}}^1\times {\mathrm{587}}^1$

素因数の和:897

約数の個数: 32

約数和(自身を含む): 276369408

約数和(自身を除く): 75137003

約数列:

[1, 5, 11, 23, 55, 115, 253, 271, 587, 1265, 1355, 2935, 2981, 6233, 6457, 13501, 14905, 31165, 32285, 67505, 68563, 148511, 159077, 342815, 742555, 795385, 1749847, 3658771, 8749235, 18293855, 40246481, 201232405]

約数ペア:

[(1, 201232405), (5, 40246481), (11, 18293855), (23, 8749235), (55, 3658771), (115, 1749847), (253, 795385), (271, 742555), (587, 342815), (1265, 159077), (1355, 148511), (2935, 68563), (2981, 67505), (6233, 32285), (6457, 31165), (13501, 14905)]