217885426

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{47387}}^1$

素因数の和:47430

約数の個数: 24

約数和(自身を含む): 378156240

約数和(自身を除く): 160270814

約数列:

[1, 2, 11, 19, 22, 38, 121, 209, 242, 418, 2299, 4598, 47387, 94774, 521257, 900353, 1042514, 1800706, 5733827, 9903883, 11467654, 19807766, 108942713, 217885426]

約数ペア:

[(1, 217885426), (2, 108942713), (11, 19807766), (19, 11467654), (22, 9903883), (38, 5733827), (121, 1800706), (209, 1042514), (242, 900353), (418, 521257), (2299, 94774), (4598, 47387)]