772409

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:148

約数の個数: 16

約数和(自身を含む): 912384

約数和(自身を除く): 139975

約数列:

[1, 11, 23, 43, 71, 253, 473, 781, 989, 1633, 3053, 10879, 17963, 33583, 70219, 772409]

約数ペア:

[(1, 772409), (11, 70219), (23, 33583), (43, 17963), (71, 10879), (253, 3053), (473, 1633), (781, 989)]