197902423

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{631}}^1\times {\mathrm{971}}^1$

素因数の和:1638

約数の個数: 16

約数和(自身を含む): 221149440

約数和(自身を除く): 23247017

約数列:

[1, 17, 19, 323, 631, 971, 10727, 11989, 16507, 18449, 203813, 313633, 612701, 10415917, 11641319, 197902423]

約数ペア:

[(1, 197902423), (17, 11641319), (19, 10415917), (323, 612701), (631, 313633), (971, 203813), (10727, 18449), (11989, 16507)]