128385384

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{172561}}^1$

素因数の和:172601

約数の個数: 32

約数和(自身を含む): 331319040

約数和(自身を除く): 202933656

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 93, 124, 186, 248, 372, 744, 172561, 345122, 517683, 690244, 1035366, 1380488, 2070732, 4141464, 5349391, 10698782, 16048173, 21397564, 32096346, 42795128, 64192692, 128385384]

約数ペア:

[(1, 128385384), (2, 64192692), (3, 42795128), (4, 32096346), (6, 21397564), (8, 16048173), (12, 10698782), (24, 5349391), (31, 4141464), (62, 2070732), (93, 1380488), (124, 1035366), (186, 690244), (248, 517683), (372, 345122), (744, 172561)]