81986697

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{30467}}^1$

素因数の和:30509

約数の個数: 24

約数和(自身を含む): 133084224

約数和(自身を除く): 51097527

約数列:

[1, 3, 9, 13, 23, 39, 69, 117, 207, 299, 897, 2691, 30467, 91401, 274203, 396071, 700741, 1188213, 2102223, 3564639, 6306669, 9109633, 27328899, 81986697]

約数ペア:

[(1, 81986697), (3, 27328899), (9, 9109633), (13, 6306669), (23, 3564639), (39, 2102223), (69, 1188213), (117, 700741), (207, 396071), (299, 274203), (897, 91401), (2691, 30467)]