219209508

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{869879}}^1$

素因数の和:869896

約数の個数: 36

約数和(自身を含む): 633272640

約数和(自身を除く): 414063132

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 869879, 1739758, 2609637, 3479516, 5219274, 6089153, 7828911, 10438548, 12178306, 15657822, 18267459, 24356612, 31315644, 36534918, 54802377, 73069836, 109604754, 219209508]

約数ペア:

[(1, 219209508), (2, 109604754), (3, 73069836), (4, 54802377), (6, 36534918), (7, 31315644), (9, 24356612), (12, 18267459), (14, 15657822), (18, 12178306), (21, 10438548), (28, 7828911), (36, 6089153), (42, 5219274), (63, 3479516), (84, 2609637), (126, 1739758), (252, 869879)]