2906291241

素因数分解:

$3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{449}}^1\times {\mathrm{809}}^1$

素因数の和:1398

約数の個数: 48

約数和(自身を含む): 4852224000

約数和(自身を除く): 1945932759

約数列:

[1, 3, 7, 9, 21, 63, 127, 381, 449, 809, 889, 1143, 1347, 2427, 2667, 3143, 4041, 5663, 7281, 8001, 9429, 16989, 28287, 50967, 57023, 102743, 171069, 308229, 363241, 399161, 513207, 719201, 924687, 1089723, 1197483, 2157603, 2542687, 3269169, 3592449, 6472809, 7628061, 22884183, 46131607, 138394821, 322921249, 415184463, 968763747, 2906291241]

約数ペア:

[(1, 2906291241), (3, 968763747), (7, 415184463), (9, 322921249), (21, 138394821), (63, 46131607), (127, 22884183), (381, 7628061), (449, 6472809), (809, 3592449), (889, 3269169), (1143, 2542687), (1347, 2157603), (2427, 1197483), (2667, 1089723), (3143, 924687), (4041, 719201), (5663, 513207), (7281, 399161), (8001, 363241), (9429, 308229), (16989, 171069), (28287, 102743), (50967, 57023)]