391365632

素因数分解:

$2^{10}\times 7^1\times {\mathrm{71}}^1\times {\mathrm{769}}^1$

素因数の和:867

約数の個数: 88

約数和(自身を含む): 907885440

約数和(自身を除く): 516519808

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 71, 112, 128, 142, 224, 256, 284, 448, 497, 512, 568, 769, 896, 994, 1024, 1136, 1538, 1792, 1988, 2272, 3076, 3584, 3976, 4544, 5383, 6152, 7168, 7952, 9088, 10766, 12304, 15904, 18176, 21532, 24608, 31808, 36352, 43064, 49216, 54599, 63616, 72704, 86128, 98432, 109198, 127232, 172256, 196864, 218396, 254464, 344512, 382193, 393728, 436792, 508928, 689024, 764386, 787456, 873584, 1378048, 1528772, 1747168, 2756096, 3057544, 3494336, 5512192, 6115088, 6988672, 12230176, 13977344, 24460352, 27954688, 48920704, 55909376, 97841408, 195682816, 391365632]

約数ペア:

[(1, 391365632), (2, 195682816), (4, 97841408), (7, 55909376), (8, 48920704), (14, 27954688), (16, 24460352), (28, 13977344), (32, 12230176), (56, 6988672), (64, 6115088), (71, 5512192), (112, 3494336), (128, 3057544), (142, 2756096), (224, 1747168), (256, 1528772), (284, 1378048), (448, 873584), (497, 787456), (512, 764386), (568, 689024), (769, 508928), (896, 436792), (994, 393728), (1024, 382193), (1136, 344512), (1538, 254464), (1792, 218396), (1988, 196864), (2272, 172256), (3076, 127232), (3584, 109198), (3976, 98432), (4544, 86128), (5383, 72704), (6152, 63616), (7168, 54599), (7952, 49216), (9088, 43064), (10766, 36352), (12304, 31808), (15904, 24608), (18176, 21532)]