178242009

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{2129}}^1$

素因数の和:2245

約数の個数: 32

約数和(自身を含む): 269913600

約数和(自身を除く): 91671591

約数列:

[1, 3, 11, 33, 43, 59, 129, 177, 473, 649, 1419, 1947, 2129, 2537, 6387, 7611, 23419, 27907, 70257, 83721, 91547, 125611, 274641, 376833, 1007017, 1381721, 3021051, 4145163, 5401273, 16203819, 59414003, 178242009]

約数ペア:

[(1, 178242009), (3, 59414003), (11, 16203819), (33, 5401273), (43, 4145163), (59, 3021051), (129, 1381721), (177, 1007017), (473, 376833), (649, 274641), (1419, 125611), (1947, 91547), (2129, 83721), (2537, 70257), (6387, 27907), (7611, 23419)]