78127842

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1001639}}^1$

素因数の和:1001657

約数の個数: 16

約数和(自身を含む): 168275520

約数和(自身を除く): 90147678

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 1001639, 2003278, 3004917, 6009834, 13021307, 26042614, 39063921, 78127842]

約数ペア:

[(1, 78127842), (2, 39063921), (3, 26042614), (6, 13021307), (13, 6009834), (26, 3004917), (39, 2003278), (78, 1001639)]