128349403

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^2$

素因数の和:371

約数の個数: 24

約数和(自身を含む): 161292768

約数和(自身を除く): 32943365

約数列:

[1, 7, 13, 73, 91, 139, 511, 949, 973, 1807, 6643, 10147, 12649, 19321, 71029, 131911, 135247, 251173, 923377, 1410433, 1758211, 9873031, 18335629, 128349403]

約数ペア:

[(1, 128349403), (7, 18335629), (13, 9873031), (73, 1758211), (91, 1410433), (139, 923377), (511, 251173), (949, 135247), (973, 131911), (1807, 71029), (6643, 19321), (10147, 12649)]