138085456

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{141481}}^1$

素因数の和:141550

約数の個数: 20

約数和(自身を含む): 271928404

約数和(自身を除く): 133842948

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 141481, 282962, 565924, 1131848, 2263696, 8630341, 17260682, 34521364, 69042728, 138085456]

約数ペア:

[(1, 138085456), (2, 69042728), (4, 34521364), (8, 17260682), (16, 8630341), (61, 2263696), (122, 1131848), (244, 565924), (488, 282962), (976, 141481)]