427984945

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{223}}^1\times {\mathrm{337}}^1$

素因数の和:649

約数の個数: 32

約数和(自身を含む): 556028928

約数和(自身を除く): 128043983

約数列:

[1, 5, 17, 67, 85, 223, 335, 337, 1115, 1139, 1685, 3791, 5695, 5729, 14941, 18955, 22579, 28645, 74705, 75151, 112895, 253997, 375755, 383843, 1269985, 1277567, 1919215, 5035117, 6387835, 25175585, 85596989, 427984945]

約数ペア:

[(1, 427984945), (5, 85596989), (17, 25175585), (67, 6387835), (85, 5035117), (223, 1919215), (335, 1277567), (337, 1269985), (1115, 383843), (1139, 375755), (1685, 253997), (3791, 112895), (5695, 75151), (5729, 74705), (14941, 28645), (18955, 22579)]