81182157

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{9887}}^1$

素因数の和:9937

約数の個数: 32

約数和(自身を含む): 136691712

約数和(自身を除く): 55509555

約数列:

[1, 3, 7, 17, 21, 23, 51, 69, 119, 161, 357, 391, 483, 1173, 2737, 8211, 9887, 29661, 69209, 168079, 207627, 227401, 504237, 682203, 1176553, 1591807, 3529659, 3865817, 4775421, 11597451, 27060719, 81182157]

約数ペア:

[(1, 81182157), (3, 27060719), (7, 11597451), (17, 4775421), (21, 3865817), (23, 3529659), (51, 1591807), (69, 1176553), (119, 682203), (161, 504237), (357, 227401), (391, 207627), (483, 168079), (1173, 69209), (2737, 29661), (8211, 9887)]