399636288

素因数分解:

$2^6\times 3^3\times {\mathrm{231271}}^1$

素因数の和:231292

約数の個数: 56

約数和(自身を含む): 1174861760

約数和(自身を除く): 775225472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 144, 192, 216, 288, 432, 576, 864, 1728, 231271, 462542, 693813, 925084, 1387626, 1850168, 2081439, 2775252, 3700336, 4162878, 5550504, 6244317, 7400672, 8325756, 11101008, 12488634, 14801344, 16651512, 22202016, 24977268, 33303024, 44404032, 49954536, 66606048, 99909072, 133212096, 199818144, 399636288]

約数ペア:

[(1, 399636288), (2, 199818144), (3, 133212096), (4, 99909072), (6, 66606048), (8, 49954536), (9, 44404032), (12, 33303024), (16, 24977268), (18, 22202016), (24, 16651512), (27, 14801344), (32, 12488634), (36, 11101008), (48, 8325756), (54, 7400672), (64, 6244317), (72, 5550504), (96, 4162878), (108, 3700336), (144, 2775252), (192, 2081439), (216, 1850168), (288, 1387626), (432, 925084), (576, 693813), (864, 462542), (1728, 231271)]