208207811

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{1213}}^1$

素因数の和:1371

約数の個数: 24

約数和(自身を含む): 252434304

約数和(自身を除く): 44226493

約数列:

[1, 7, 31, 49, 113, 217, 791, 1213, 1519, 3503, 5537, 8491, 24521, 37603, 59437, 137069, 171647, 263221, 959483, 1842547, 4249139, 6716381, 29743973, 208207811]

約数ペア:

[(1, 208207811), (7, 29743973), (31, 6716381), (49, 4249139), (113, 1842547), (217, 959483), (791, 263221), (1213, 171647), (1519, 137069), (3503, 59437), (5537, 37603), (8491, 24521)]