211974477

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{11491}}^1$

素因数の和:11561

約数の個数: 32

約数和(自身を含む): 339795456

約数和(自身を除く): 127820979

約数列:

[1, 3, 11, 13, 33, 39, 43, 129, 143, 429, 473, 559, 1419, 1677, 6149, 11491, 18447, 34473, 126401, 149383, 379203, 448149, 494113, 1482339, 1643213, 4929639, 5435243, 6423469, 16305729, 19270407, 70658159, 211974477]

約数ペア:

[(1, 211974477), (3, 70658159), (11, 19270407), (13, 16305729), (33, 6423469), (39, 5435243), (43, 4929639), (129, 1643213), (143, 1482339), (429, 494113), (473, 448149), (559, 379203), (1419, 149383), (1677, 126401), (6149, 34473), (11491, 18447)]