28971698

素因数分解:

$2^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{15797}}^1$

素因数の和:15937

約数の個数: 16

約数和(自身を含む): 50048064

約数和(自身を除く): 21076366

約数列:

[1, 2, 7, 14, 131, 262, 917, 1834, 15797, 31594, 110579, 221158, 2069407, 4138814, 14485849, 28971698]

約数ペア:

[(1, 28971698), (2, 14485849), (7, 4138814), (14, 2069407), (131, 221158), (262, 110579), (917, 31594), (1834, 15797)]