205732233

素因数分解:

$3^2\times 7^2\times {\mathrm{59}}^1\times {\mathrm{7907}}^1$

素因数の和:7986

約数の個数: 36

約数和(自身を含む): 351589680

約数和(自身を除く): 145857447

約数列:

[1, 3, 7, 9, 21, 49, 59, 63, 147, 177, 413, 441, 531, 1239, 2891, 3717, 7907, 8673, 23721, 26019, 55349, 71163, 166047, 387443, 466513, 498141, 1162329, 1399539, 3265591, 3486987, 4198617, 9796773, 22859137, 29390319, 68577411, 205732233]

約数ペア:

[(1, 205732233), (3, 68577411), (7, 29390319), (9, 22859137), (21, 9796773), (49, 4198617), (59, 3486987), (63, 3265591), (147, 1399539), (177, 1162329), (413, 498141), (441, 466513), (531, 387443), (1239, 166047), (2891, 71163), (3717, 55349), (7907, 26019), (8673, 23721)]