7841456

素因数分解:

$2^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1321}}^1$

素因数の和:1389

約数の個数: 40

約数和(自身を含む): 17704224

約数和(自身を除く): 9862768

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 53, 56, 106, 112, 212, 371, 424, 742, 848, 1321, 1484, 2642, 2968, 5284, 5936, 9247, 10568, 18494, 21136, 36988, 70013, 73976, 140026, 147952, 280052, 490091, 560104, 980182, 1120208, 1960364, 3920728, 7841456]

約数ペア:

[(1, 7841456), (2, 3920728), (4, 1960364), (7, 1120208), (8, 980182), (14, 560104), (16, 490091), (28, 280052), (53, 147952), (56, 140026), (106, 73976), (112, 70013), (212, 36988), (371, 21136), (424, 18494), (742, 10568), (848, 9247), (1321, 5936), (1484, 5284), (2642, 2968)]