2991740855

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{257}}^1\times {\mathrm{677}}^1$

素因数の和:1139

約数の個数: 32

約数和(自身を含む): 3820340160

約数和(自身を除く): 828599305

約数列:

[1, 5, 19, 95, 181, 257, 677, 905, 1285, 3385, 3439, 4883, 12863, 17195, 24415, 46517, 64315, 122537, 173989, 232585, 612685, 869945, 883823, 2328203, 3305791, 4419115, 11641015, 16528955, 31492009, 157460045, 598348171, 2991740855]

約数ペア:

[(1, 2991740855), (5, 598348171), (19, 157460045), (95, 31492009), (181, 16528955), (257, 11641015), (677, 4419115), (905, 3305791), (1285, 2328203), (3385, 883823), (3439, 869945), (4883, 612685), (12863, 232585), (17195, 173989), (24415, 122537), (46517, 64315)]