247958384

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{197}}^1\times {\mathrm{811}}^1$

素因数の和:1113

約数の個数: 40

約数和(自身を含む): 488437488

約数和(自身を除く): 240479104

約数列:

[1, 2, 4, 8, 16, 97, 194, 197, 388, 394, 776, 788, 811, 1552, 1576, 1622, 3152, 3244, 6488, 12976, 19109, 38218, 76436, 78667, 152872, 157334, 159767, 305744, 314668, 319534, 629336, 639068, 1258672, 1278136, 2556272, 15497399, 30994798, 61989596, 123979192, 247958384]

約数ペア:

[(1, 247958384), (2, 123979192), (4, 61989596), (8, 30994798), (16, 15497399), (97, 2556272), (194, 1278136), (197, 1258672), (388, 639068), (394, 629336), (776, 319534), (788, 314668), (811, 305744), (1552, 159767), (1576, 157334), (1622, 152872), (3152, 78667), (3244, 76436), (6488, 38218), (12976, 19109)]