87821439

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{90631}}^1$

素因数の和:90670

約数の個数: 16

約数和(自身を含む): 130510080

約数和(自身を除く): 42688641

約数列:

[1, 3, 17, 19, 51, 57, 323, 969, 90631, 271893, 1540727, 1721989, 4622181, 5165967, 29273813, 87821439]

約数ペア:

[(1, 87821439), (3, 29273813), (17, 5165967), (19, 4622181), (51, 1721989), (57, 1540727), (323, 271893), (969, 90631)]