81609164

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{224201}}^1$

素因数の和:224225

約数の個数: 24

約数和(自身を含む): 175774368

約数和(自身を除く): 94165204

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 224201, 448402, 896804, 1569407, 2914613, 3138814, 5829226, 6277628, 11658452, 20402291, 40804582, 81609164]

約数ペア:

[(1, 81609164), (2, 40804582), (4, 20402291), (7, 11658452), (13, 6277628), (14, 5829226), (26, 3138814), (28, 2914613), (52, 1569407), (91, 896804), (182, 448402), (364, 224201)]