51625665

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1801}}^1$

素因数の和:1839

約数の個数: 72

約数和(自身を含む): 112163688

約数和(自身を除く): 60538023

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 45, 49, 63, 65, 91, 105, 117, 147, 195, 245, 273, 315, 441, 455, 585, 637, 735, 819, 1365, 1801, 1911, 2205, 3185, 4095, 5403, 5733, 9005, 9555, 12607, 16209, 23413, 27015, 28665, 37821, 63035, 70239, 81045, 88249, 113463, 117065, 163891, 189105, 210717, 264747, 351195, 441245, 491673, 567315, 794241, 819455, 1053585, 1147237, 1323735, 1475019, 2458365, 3441711, 3971205, 5736185, 7375095, 10325133, 17208555, 51625665]

約数ペア:

[(1, 51625665), (3, 17208555), (5, 10325133), (7, 7375095), (9, 5736185), (13, 3971205), (15, 3441711), (21, 2458365), (35, 1475019), (39, 1323735), (45, 1147237), (49, 1053585), (63, 819455), (65, 794241), (91, 567315), (105, 491673), (117, 441245), (147, 351195), (195, 264747), (245, 210717), (273, 189105), (315, 163891), (441, 117065), (455, 113463), (585, 88249), (637, 81045), (735, 70239), (819, 63035), (1365, 37821), (1801, 28665), (1911, 27015), (2205, 23413), (3185, 16209), (4095, 12607), (5403, 9555), (5733, 9005)]