16801071

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{3089}}^1$

素因数の和:3143

約数の個数: 24

約数和(自身を含む): 26771760

約数和(自身を除く): 9970689

約数列:

[1, 3, 7, 21, 37, 49, 111, 147, 259, 777, 1813, 3089, 5439, 9267, 21623, 64869, 114293, 151361, 342879, 454083, 800051, 2400153, 5600357, 16801071]

約数ペア:

[(1, 16801071), (3, 5600357), (7, 2400153), (21, 800051), (37, 454083), (49, 342879), (111, 151361), (147, 114293), (259, 64869), (777, 21623), (1813, 9267), (3089, 5439)]