201131889

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{379}}^1\times {\mathrm{683}}^1$

素因数の和:1109

約数の個数: 32

約数和(自身を含む): 316062720

約数和(自身を除く): 114930831

約数列:

[1, 3, 7, 21, 37, 111, 259, 379, 683, 777, 1137, 2049, 2653, 4781, 7959, 14023, 14343, 25271, 42069, 75813, 98161, 176897, 258857, 294483, 530691, 776571, 1811999, 5435997, 9577709, 28733127, 67043963, 201131889]

約数ペア:

[(1, 201131889), (3, 67043963), (7, 28733127), (21, 9577709), (37, 5435997), (111, 1811999), (259, 776571), (379, 530691), (683, 294483), (777, 258857), (1137, 176897), (2049, 98161), (2653, 75813), (4781, 42069), (7959, 25271), (14023, 14343)]