1245820173

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{653}}^1$

素因数の和:806

約数の個数: 48

約数和(自身を含む): 1861294464

約数和(自身を除く): 615474291

約数列:

[1, 3, 13, 39, 53, 71, 159, 169, 213, 507, 653, 689, 923, 1959, 2067, 2769, 3763, 8489, 8957, 11289, 11999, 25467, 26871, 34609, 35997, 46363, 48919, 103827, 110357, 139089, 146757, 331071, 449917, 602719, 635947, 1349751, 1808157, 1907841, 2457239, 5848921, 7371717, 7835347, 17546763, 23506041, 31944107, 95832321, 415273391, 1245820173]

約数ペア:

[(1, 1245820173), (3, 415273391), (13, 95832321), (39, 31944107), (53, 23506041), (71, 17546763), (159, 7835347), (169, 7371717), (213, 5848921), (507, 2457239), (653, 1907841), (689, 1808157), (923, 1349751), (1959, 635947), (2067, 602719), (2769, 449917), (3763, 331071), (8489, 146757), (8957, 139089), (11289, 110357), (11999, 103827), (25467, 48919), (26871, 46363), (34609, 35997)]