161330834

素因数分解:

$2^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{349}}^1$

素因数の和:507

約数の個数: 48

約数和(自身を含む): 290871000

約数和(自身を除く): 129540166

約数列:

[1, 2, 7, 14, 49, 53, 89, 98, 106, 178, 349, 371, 623, 698, 742, 1246, 2443, 2597, 4361, 4717, 4886, 5194, 8722, 9434, 17101, 18497, 31061, 33019, 34202, 36994, 62122, 66038, 129479, 217427, 231133, 258958, 434854, 462266, 906353, 1521989, 1646233, 1812706, 3043978, 3292466, 11523631, 23047262, 80665417, 161330834]

約数ペア:

[(1, 161330834), (2, 80665417), (7, 23047262), (14, 11523631), (49, 3292466), (53, 3043978), (89, 1812706), (98, 1646233), (106, 1521989), (178, 906353), (349, 462266), (371, 434854), (623, 258958), (698, 231133), (742, 217427), (1246, 129479), (2443, 66038), (2597, 62122), (4361, 36994), (4717, 34202), (4886, 33019), (5194, 31061), (8722, 18497), (9434, 17101)]