81862396

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{265787}}^1$

素因数の和:265809

約数の個数: 24

約数和(自身を含む): 178609536

約数和(自身を除く): 96747140

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 265787, 531574, 1063148, 1860509, 2923657, 3721018, 5847314, 7442036, 11694628, 20465599, 40931198, 81862396]

約数ペア:

[(1, 81862396), (2, 40931198), (4, 20465599), (7, 11694628), (11, 7442036), (14, 5847314), (22, 3721018), (28, 2923657), (44, 1860509), (77, 1063148), (154, 531574), (308, 265787)]