138338926

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{1051}}^1$

素因数の和:1288

約数の個数: 32

約数和(自身を含む): 235109376

約数和(自身を除く): 96770450

約数列:

[1, 2, 11, 22, 31, 62, 193, 341, 386, 682, 1051, 2102, 2123, 4246, 5983, 11561, 11966, 23122, 32581, 65162, 65813, 131626, 202843, 358391, 405686, 716782, 2231273, 4462546, 6288133, 12576266, 69169463, 138338926]

約数ペア:

[(1, 138338926), (2, 69169463), (11, 12576266), (22, 6288133), (31, 4462546), (62, 2231273), (193, 716782), (341, 405686), (386, 358391), (682, 202843), (1051, 131626), (2102, 65813), (2123, 65162), (4246, 32581), (5983, 23122), (11561, 11966)]