26665639

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1567}}^1$

素因数の和:1615

約数の個数: 32

約数和(自身を含む): 37933056

約数和(自身を除く): 11267417

約数列:

[1, 7, 11, 13, 17, 77, 91, 119, 143, 187, 221, 1001, 1309, 1547, 1567, 2431, 10969, 17017, 17237, 20371, 26639, 120659, 142597, 186473, 224081, 293029, 346307, 1568567, 2051203, 2424149, 3809377, 26665639]

約数ペア:

[(1, 26665639), (7, 3809377), (11, 2424149), (13, 2051203), (17, 1568567), (77, 346307), (91, 293029), (119, 224081), (143, 186473), (187, 142597), (221, 120659), (1001, 26639), (1309, 20371), (1547, 17237), (1567, 17017), (2431, 10969)]