2786553

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4021}}^1$

素因数の和:4045

約数の個数: 24

約数和(自身を含む): 5019456

約数和(自身を除く): 2232903

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693, 4021, 12063, 28147, 36189, 44231, 84441, 132693, 253323, 309617, 398079, 928851, 2786553]

約数ペア:

[(1, 2786553), (3, 928851), (7, 398079), (9, 309617), (11, 253323), (21, 132693), (33, 84441), (63, 44231), (77, 36189), (99, 28147), (231, 12063), (693, 4021)]