686214945

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{69001}}^1$

素因数の和:69042

約数の個数: 48

約数和(自身を含む): 1356303312

約数和(自身を除く): 670088367

約数列:

[1, 3, 5, 9, 13, 15, 17, 39, 45, 51, 65, 85, 117, 153, 195, 221, 255, 585, 663, 765, 1105, 1989, 3315, 9945, 69001, 207003, 345005, 621009, 897013, 1035015, 1173017, 2691039, 3105045, 3519051, 4485065, 5865085, 8073117, 10557153, 13455195, 15249221, 17595255, 40365585, 45747663, 52785765, 76246105, 137242989, 228738315, 686214945]

約数ペア:

[(1, 686214945), (3, 228738315), (5, 137242989), (9, 76246105), (13, 52785765), (15, 45747663), (17, 40365585), (39, 17595255), (45, 15249221), (51, 13455195), (65, 10557153), (85, 8073117), (117, 5865085), (153, 4485065), (195, 3519051), (221, 3105045), (255, 2691039), (585, 1173017), (663, 1035015), (765, 897013), (1105, 621009), (1989, 345005), (3315, 207003), (9945, 69001)]