26882639

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{401}}^1$

素因数の和:626

約数の個数: 16

約数和(自身を含む): 31503936

約数和(自身を除く): 4621297

約数列:

[1, 7, 61, 157, 401, 427, 1099, 2807, 9577, 24461, 62957, 67039, 171227, 440699, 3840377, 26882639]

約数ペア:

[(1, 26882639), (7, 3840377), (61, 440699), (157, 171227), (401, 67039), (427, 62957), (1099, 24461), (2807, 9577)]