172979998

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{547}}^1$

素因数の和:768

約数の個数: 32

約数和(自身を含む): 281242368

約数和(自身を除く): 108262370

約数列:

[1, 2, 17, 34, 71, 131, 142, 262, 547, 1094, 1207, 2227, 2414, 4454, 9299, 9301, 18598, 18602, 38837, 71657, 77674, 143314, 158117, 316234, 660229, 1218169, 1320458, 2436338, 5087647, 10175294, 86489999, 172979998]

約数ペア:

[(1, 172979998), (2, 86489999), (17, 10175294), (34, 5087647), (71, 2436338), (131, 1320458), (142, 1218169), (262, 660229), (547, 316234), (1094, 158117), (1207, 143314), (2227, 77674), (2414, 71657), (4454, 38837), (9299, 18602), (9301, 18598)]