81725553

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{99787}}^1$

素因数の和:99813

約数の個数: 24

約数和(自身を含む): 145291328

約数和(自身を除く): 63565775

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 99787, 299361, 698509, 898083, 1297231, 2095527, 3891693, 6286581, 9080617, 11675079, 27241851, 81725553]

約数ペア:

[(1, 81725553), (3, 27241851), (7, 11675079), (9, 9080617), (13, 6286581), (21, 3891693), (39, 2095527), (63, 1297231), (91, 898083), (117, 698509), (273, 299361), (819, 99787)]