16872585

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{521}}^1$

素因数の和:673

約数の個数: 32

約数和(自身を含む): 28864512

約数和(自身を除く): 11991927

約数列:

[1, 3, 5, 15, 17, 51, 85, 127, 255, 381, 521, 635, 1563, 1905, 2159, 2605, 6477, 7815, 8857, 10795, 26571, 32385, 44285, 66167, 132855, 198501, 330835, 992505, 1124839, 3374517, 5624195, 16872585]

約数ペア:

[(1, 16872585), (3, 5624195), (5, 3374517), (15, 1124839), (17, 992505), (51, 330835), (85, 198501), (127, 132855), (255, 66167), (381, 44285), (521, 32385), (635, 26571), (1563, 10795), (1905, 8857), (2159, 7815), (2605, 6477)]