2128077119

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{733}}^1\times {\mathrm{787}}^1$

素因数の和:1575

約数の個数: 32

約数和(自身を含む): 2665230336

約数和(自身を除く): 537153217

約数列:

[1, 7, 17, 31, 119, 217, 527, 733, 787, 3689, 5131, 5509, 12461, 13379, 22723, 24397, 87227, 93653, 159061, 170779, 386291, 414749, 576871, 2704037, 2903243, 4038097, 9806807, 17883001, 68647649, 125181007, 304011017, 2128077119]

約数ペア:

[(1, 2128077119), (7, 304011017), (17, 125181007), (31, 68647649), (119, 17883001), (217, 9806807), (527, 4038097), (733, 2903243), (787, 2704037), (3689, 576871), (5131, 414749), (5509, 386291), (12461, 170779), (13379, 159061), (22723, 93653), (24397, 87227)]