243996974

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{3271}}^1$

素因数の和:3456

約数の個数: 32

約数和(自身を含む): 417768960

約数和(自身を除く): 173771986

約数列:

[1, 2, 13, 19, 26, 38, 151, 247, 302, 494, 1963, 2869, 3271, 3926, 5738, 6542, 37297, 42523, 62149, 74594, 85046, 124298, 493921, 807937, 987842, 1615874, 6420973, 9384499, 12841946, 18768998, 121998487, 243996974]

約数ペア:

[(1, 243996974), (2, 121998487), (13, 18768998), (19, 12841946), (26, 9384499), (38, 6420973), (151, 1615874), (247, 987842), (302, 807937), (494, 493921), (1963, 124298), (2869, 85046), (3271, 74594), (3926, 62149), (5738, 42523), (6542, 37297)]