71387342

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{19753}}^1$

素因数の和:19907

約数の個数: 16

約数和(自身を含む): 116153520

約数和(自身を除く): 44766178

約数列:

[1, 2, 13, 26, 139, 278, 1807, 3614, 19753, 39506, 256789, 513578, 2745667, 5491334, 35693671, 71387342]

約数ペア:

[(1, 71387342), (2, 35693671), (13, 5491334), (26, 2745667), (139, 513578), (278, 256789), (1807, 39506), (3614, 19753)]