2778356

素因数分解:

$2^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1481}}^1$

素因数の和:1559

約数の個数: 24

約数和(自身を含む): 5643456

約数和(自身を除く): 2865100

約数列:

[1, 2, 4, 7, 14, 28, 67, 134, 268, 469, 938, 1481, 1876, 2962, 5924, 10367, 20734, 41468, 99227, 198454, 396908, 694589, 1389178, 2778356]

約数ペア:

[(1, 2778356), (2, 1389178), (4, 694589), (7, 396908), (14, 198454), (28, 99227), (67, 41468), (134, 20734), (268, 10367), (469, 5924), (938, 2962), (1481, 1876)]