13291545

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{313}}^1$

素因数の和:489

約数の個数: 32

約数和(自身を含む): 22608000

約数和(自身を除く): 9316455

約数列:

[1, 3, 5, 15, 19, 57, 95, 149, 285, 313, 447, 745, 939, 1565, 2235, 2831, 4695, 5947, 8493, 14155, 17841, 29735, 42465, 46637, 89205, 139911, 233185, 699555, 886103, 2658309, 4430515, 13291545]

約数ペア:

[(1, 13291545), (3, 4430515), (5, 2658309), (15, 886103), (19, 699555), (57, 233185), (95, 139911), (149, 89205), (285, 46637), (313, 42465), (447, 29735), (745, 17841), (939, 14155), (1565, 8493), (2235, 5947), (2831, 4695)]