215912903

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{9157}}^1$

素因数の和:9266

約数の個数: 16

約数和(自身を含む): 243969120

約数和(自身を除く): 28056217

約数列:

[1, 17, 19, 73, 323, 1241, 1387, 9157, 23579, 155669, 173983, 668461, 2957711, 11363837, 12700759, 215912903]

約数ペア:

[(1, 215912903), (17, 12700759), (19, 11363837), (73, 2957711), (323, 668461), (1241, 173983), (1387, 155669), (9157, 23579)]