51355406

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{6323}}^1$

素因数の和:6487

約数の個数: 16

約数和(自身を含む): 80137728

約数和(自身を除く): 28782322

約数列:

[1, 2, 31, 62, 131, 262, 4061, 6323, 8122, 12646, 196013, 392026, 828313, 1656626, 25677703, 51355406]

約数ペア:

[(1, 51355406), (2, 25677703), (31, 1656626), (62, 828313), (131, 392026), (262, 196013), (4061, 12646), (6323, 8122)]