131122089

素因数分解:

$3^2\times 7^2\times {\mathrm{73}}^1\times {\mathrm{4073}}^1$

素因数の和:4166

約数の個数: 36

約数和(自身を含む): 223393716

約数和(自身を除く): 92271627

約数列:

[1, 3, 7, 9, 21, 49, 63, 73, 147, 219, 441, 511, 657, 1533, 3577, 4073, 4599, 10731, 12219, 28511, 32193, 36657, 85533, 199577, 256599, 297329, 598731, 891987, 1796193, 2081303, 2675961, 6243909, 14569121, 18731727, 43707363, 131122089]

約数ペア:

[(1, 131122089), (3, 43707363), (7, 18731727), (9, 14569121), (21, 6243909), (49, 2675961), (63, 2081303), (73, 1796193), (147, 891987), (219, 598731), (441, 297329), (511, 256599), (657, 199577), (1533, 85533), (3577, 36657), (4073, 32193), (4599, 28511), (10731, 12219)]