397135984

素因数分解:

$2^4\times 7^2\times {\mathrm{506551}}^1$

素因数の和:506573

約数の個数: 30

約数和(自身を含む): 895077384

約数和(自身を除く): 497941400

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 506551, 1013102, 2026204, 3545857, 4052408, 7091714, 8104816, 14183428, 24820999, 28366856, 49641998, 56733712, 99283996, 198567992, 397135984]

約数ペア:

[(1, 397135984), (2, 198567992), (4, 99283996), (7, 56733712), (8, 49641998), (14, 28366856), (16, 24820999), (28, 14183428), (49, 8104816), (56, 7091714), (98, 4052408), (112, 3545857), (196, 2026204), (392, 1013102), (784, 506551)]