215518238

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{65269}}^1$

素因数の和:65411

約数の個数: 16

約数和(自身を含む): 350891520

約数和(自身を除く): 135373282

約数列:

[1, 2, 13, 26, 127, 254, 1651, 3302, 65269, 130538, 848497, 1696994, 8289163, 16578326, 107759119, 215518238]

約数ペア:

[(1, 215518238), (2, 107759119), (13, 16578326), (26, 8289163), (127, 1696994), (254, 848497), (1651, 130538), (3302, 65269)]