12661649

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{139}}^1$

素因数の和:190

約数の個数: 36

約数和(自身を含む): 17524080

約数和(自身を除く): 4862431

約数列:

[1, 7, 11, 13, 49, 77, 91, 139, 143, 169, 539, 637, 973, 1001, 1183, 1529, 1807, 1859, 6811, 7007, 8281, 10703, 12649, 13013, 19877, 23491, 74921, 88543, 91091, 139139, 164437, 258401, 973973, 1151059, 1808807, 12661649]

約数ペア:

[(1, 12661649), (7, 1808807), (11, 1151059), (13, 973973), (49, 258401), (77, 164437), (91, 139139), (139, 91091), (143, 88543), (169, 74921), (539, 23491), (637, 19877), (973, 13013), (1001, 12649), (1183, 10703), (1529, 8281), (1807, 7007), (1859, 6811)]