18170529

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{431}}^1$

素因数の和:517

約数の個数: 32

約数和(自身を含む): 27869184

約数和(自身を除く): 9698655

約数列:

[1, 3, 13, 23, 39, 47, 69, 141, 299, 431, 611, 897, 1081, 1293, 1833, 3243, 5603, 9913, 14053, 16809, 20257, 29739, 42159, 60771, 128869, 263341, 386607, 465911, 790023, 1397733, 6056843, 18170529]

約数ペア:

[(1, 18170529), (3, 6056843), (13, 1397733), (23, 790023), (39, 465911), (47, 386607), (69, 263341), (141, 128869), (299, 60771), (431, 42159), (611, 29739), (897, 20257), (1081, 16809), (1293, 14053), (1833, 9913), (3243, 5603)]