128873128

素因数分解:

$2^3\times {\mathrm{733}}^1\times {\mathrm{21977}}^1$

素因数の和:22716

約数の個数: 16

約数和(自身を含む): 241977780

約数和(自身を除く): 113104652

約数列:

[1, 2, 4, 8, 733, 1466, 2932, 5864, 21977, 43954, 87908, 175816, 16109141, 32218282, 64436564, 128873128]

約数ペア:

[(1, 128873128), (2, 64436564), (4, 32218282), (8, 16109141), (733, 175816), (1466, 87908), (2932, 43954), (5864, 21977)]