68763045

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{20743}}^1$

素因数の和:20781

約数の個数: 32

約数和(自身を含む): 125459712

約数和(自身を除く): 56696667

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 663, 1105, 3315, 20743, 62229, 103715, 269659, 311145, 352631, 808977, 1057893, 1348295, 1763155, 4044885, 4584203, 5289465, 13752609, 22921015, 68763045]

約数ペア:

[(1, 68763045), (3, 22921015), (5, 13752609), (13, 5289465), (15, 4584203), (17, 4044885), (39, 1763155), (51, 1348295), (65, 1057893), (85, 808977), (195, 352631), (221, 311145), (255, 269659), (663, 103715), (1105, 62229), (3315, 20743)]