86720984

素因数分解:

$2^3\times 7^2\times {\mathrm{221227}}^1$

素因数の和:221247

約数の個数: 24

約数和(自身を含む): 189149940

約数和(自身を除く): 102428956

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 221227, 442454, 884908, 1548589, 1769816, 3097178, 6194356, 10840123, 12388712, 21680246, 43360492, 86720984]

約数ペア:

[(1, 86720984), (2, 43360492), (4, 21680246), (7, 12388712), (8, 10840123), (14, 6194356), (28, 3097178), (49, 1769816), (56, 1548589), (98, 884908), (196, 442454), (392, 221227)]