81378926

素因数分解:

$2^1\times {\mathrm{97}}^1\times {\mathrm{577}}^1\times {\mathrm{727}}^1$

素因数の和:1403

約数の個数: 16

約数和(自身を含む): 123710496

約数和(自身を除く): 42331570

約数列:

[1, 2, 97, 194, 577, 727, 1154, 1454, 55969, 70519, 111938, 141038, 419479, 838958, 40689463, 81378926]

約数ペア:

[(1, 81378926), (2, 40689463), (97, 838958), (194, 419479), (577, 141038), (727, 111938), (1154, 70519), (1454, 55969)]