389699198

素因数分解:

$2^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{263}}^1\times {\mathrm{971}}^1$

素因数の和:1352

約数の個数: 32

約数和(自身を含む): 677445120

約数和(自身を除く): 287745922

約数列:

[1, 2, 7, 14, 109, 218, 263, 526, 763, 971, 1526, 1841, 1942, 3682, 6797, 13594, 28667, 57334, 105839, 200669, 211678, 255373, 401338, 510746, 740873, 1481746, 1787611, 3575222, 27835657, 55671314, 194849599, 389699198]

約数ペア:

[(1, 389699198), (2, 194849599), (7, 55671314), (14, 27835657), (109, 3575222), (218, 1787611), (263, 1481746), (526, 740873), (763, 510746), (971, 401338), (1526, 255373), (1841, 211678), (1942, 200669), (3682, 105839), (6797, 57334), (13594, 28667)]