128638853

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{439}}^1\times {\mathrm{1021}}^1$

素因数の和:1508

約数の個数: 16

約数和(自身を含む): 151092480

約数和(自身を除く): 22453627

約数列:

[1, 7, 41, 287, 439, 1021, 3073, 7147, 17999, 41861, 125993, 293027, 448219, 3137533, 18376979, 128638853]

約数ペア:

[(1, 128638853), (7, 18376979), (41, 3137533), (287, 448219), (439, 293027), (1021, 125993), (3073, 41861), (7147, 17999)]