398418304

素因数分解:

$2^7\times {\mathrm{127}}^1\times {\mathrm{24509}}^1$

素因数の和:24650

約数の個数: 32

約数和(自身を含む): 800006400

約数和(自身を除く): 401588096

約数列:

[1, 2, 4, 8, 16, 32, 64, 127, 128, 254, 508, 1016, 2032, 4064, 8128, 16256, 24509, 49018, 98036, 196072, 392144, 784288, 1568576, 3112643, 3137152, 6225286, 12450572, 24901144, 49802288, 99604576, 199209152, 398418304]

約数ペア:

[(1, 398418304), (2, 199209152), (4, 99604576), (8, 49802288), (16, 24901144), (32, 12450572), (64, 6225286), (127, 3137152), (128, 3112643), (254, 1568576), (508, 784288), (1016, 392144), (2032, 196072), (4064, 98036), (8128, 49018), (16256, 24509)]