2190498535

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{1279}}^1\times {\mathrm{20149}}^1$

素因数の和:21450

約数の個数: 16

約数和(自身を含む): 2785536000

約数和(自身を除く): 595037465

約数列:

[1, 5, 17, 85, 1279, 6395, 20149, 21743, 100745, 108715, 342533, 1712665, 25770571, 128852855, 438099707, 2190498535]

約数ペア:

[(1, 2190498535), (5, 438099707), (17, 128852855), (85, 25770571), (1279, 1712665), (6395, 342533), (20149, 108715), (21743, 100745)]