820641444

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{9769541}}^1$

素因数の和:9769555

約数の個数: 24

約数和(自身を含む): 2188377408

約数和(自身を除く): 1367735964

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 9769541, 19539082, 29308623, 39078164, 58617246, 68386787, 117234492, 136773574, 205160361, 273547148, 410320722, 820641444]

約数ペア:

[(1, 820641444), (2, 410320722), (3, 273547148), (4, 205160361), (6, 136773574), (7, 117234492), (12, 68386787), (14, 58617246), (21, 39078164), (28, 29308623), (42, 19539082), (84, 9769541)]