128981432

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{331}}^1\times {\mathrm{727}}^1$

素因数の和:1131

約数の個数: 32

約数和(自身を含む): 246529920

約数和(自身を除く): 117548488

約数列:

[1, 2, 4, 8, 67, 134, 268, 331, 536, 662, 727, 1324, 1454, 2648, 2908, 5816, 22177, 44354, 48709, 88708, 97418, 177416, 194836, 240637, 389672, 481274, 962548, 1925096, 16122679, 32245358, 64490716, 128981432]

約数ペア:

[(1, 128981432), (2, 64490716), (4, 32245358), (8, 16122679), (67, 1925096), (134, 962548), (268, 481274), (331, 389672), (536, 240637), (662, 194836), (727, 177416), (1324, 97418), (1454, 88708), (2648, 48709), (2908, 44354), (5816, 22177)]