163838961

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:275

約数の個数: 72

約数和(自身を含む): 285824448

約数和(自身を除く): 121985487

約数列:

[1, 3, 9, 11, 13, 33, 39, 71, 99, 117, 121, 143, 163, 213, 363, 429, 489, 639, 781, 923, 1089, 1287, 1467, 1573, 1793, 2119, 2343, 2769, 4719, 5379, 6357, 7029, 8307, 8591, 10153, 11573, 14157, 16137, 19071, 19723, 23309, 25773, 30459, 34719, 59169, 69927, 77319, 91377, 104157, 111683, 127303, 150449, 177507, 209781, 256399, 335049, 381909, 451347, 769197, 1005147, 1145727, 1354041, 1400333, 1654939, 2307591, 4200999, 4964817, 12602997, 14894451, 18204329, 54612987, 163838961]

約数ペア:

[(1, 163838961), (3, 54612987), (9, 18204329), (11, 14894451), (13, 12602997), (33, 4964817), (39, 4200999), (71, 2307591), (99, 1654939), (117, 1400333), (121, 1354041), (143, 1145727), (163, 1005147), (213, 769197), (363, 451347), (429, 381909), (489, 335049), (639, 256399), (781, 209781), (923, 177507), (1089, 150449), (1287, 127303), (1467, 111683), (1573, 104157), (1793, 91377), (2119, 77319), (2343, 69927), (2769, 59169), (4719, 34719), (5379, 30459), (6357, 25773), (7029, 23309), (8307, 19723), (8591, 19071), (10153, 16137), (11573, 14157)]