129220142

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{11519}}^1$

素因数の和:11671

約数の個数: 16

約数和(自身を含む): 199065600

約数和(自身を除く): 69845458

約数列:

[1, 2, 71, 79, 142, 158, 5609, 11218, 11519, 23038, 817849, 910001, 1635698, 1820002, 64610071, 129220142]

約数ペア:

[(1, 129220142), (2, 64610071), (71, 1820002), (79, 1635698), (142, 910001), (158, 817849), (5609, 23038), (11218, 11519)]