168991641

素因数分解:

$3^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{4211}}^1$

素因数の和:4251

約数の個数: 48

約数和(自身を含む): 306633600

約数和(自身を除く): 137641959

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 117, 147, 273, 343, 441, 637, 819, 1029, 1911, 3087, 4211, 4459, 5733, 12633, 13377, 29477, 37899, 40131, 54743, 88431, 164229, 206339, 265293, 383201, 492687, 619017, 1149603, 1444373, 1857051, 2682407, 3448809, 4333119, 8047221, 12999357, 18776849, 24141663, 56330547, 168991641]

約数ペア:

[(1, 168991641), (3, 56330547), (7, 24141663), (9, 18776849), (13, 12999357), (21, 8047221), (39, 4333119), (49, 3448809), (63, 2682407), (91, 1857051), (117, 1444373), (147, 1149603), (273, 619017), (343, 492687), (441, 383201), (637, 265293), (819, 206339), (1029, 164229), (1911, 88431), (3087, 54743), (4211, 40131), (4459, 37899), (5733, 29477), (12633, 13377)]