81749498

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{977}}^1$

素因数の和:1126

約数の個数: 32

約数和(自身を含む): 136888704

約数和(自身を除く): 55139206

約数列:

[1, 2, 17, 23, 34, 46, 107, 214, 391, 782, 977, 1819, 1954, 2461, 3638, 4922, 16609, 22471, 33218, 41837, 44942, 83674, 104539, 209078, 382007, 764014, 1777163, 2404397, 3554326, 4808794, 40874749, 81749498]

約数ペア:

[(1, 81749498), (2, 40874749), (17, 4808794), (23, 3554326), (34, 2404397), (46, 1777163), (107, 764014), (214, 382007), (391, 209078), (782, 104539), (977, 83674), (1819, 44942), (1954, 41837), (2461, 33218), (3638, 22471), (4922, 16609)]