84117789

素因数分解:

$3^2\times 7^1\times {\mathrm{641}}^1\times {\mathrm{2083}}^1$

素因数の和:2737

約数の個数: 24

約数和(自身を含む): 139144512

約数和(自身を除く): 55026723

約数列:

[1, 3, 7, 9, 21, 63, 641, 1923, 2083, 4487, 5769, 6249, 13461, 14581, 18747, 40383, 43743, 131229, 1335203, 4005609, 9346421, 12016827, 28039263, 84117789]

約数ペア:

[(1, 84117789), (3, 28039263), (7, 12016827), (9, 9346421), (21, 4005609), (63, 1335203), (641, 131229), (1923, 43743), (2083, 40383), (4487, 18747), (5769, 14581), (6249, 13461)]