71203328

素因数分解:

$2^9\times 7^1\times {\mathrm{19867}}^1$

素因数の和:19892

約数の個数: 40

約数和(自身を含む): 162599712

約数和(自身を除く): 91396384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1792, 3584, 19867, 39734, 79468, 139069, 158936, 278138, 317872, 556276, 635744, 1112552, 1271488, 2225104, 2542976, 4450208, 5085952, 8900416, 10171904, 17800832, 35601664, 71203328]

約数ペア:

[(1, 71203328), (2, 35601664), (4, 17800832), (7, 10171904), (8, 8900416), (14, 5085952), (16, 4450208), (28, 2542976), (32, 2225104), (56, 1271488), (64, 1112552), (112, 635744), (128, 556276), (224, 317872), (256, 278138), (448, 158936), (512, 139069), (896, 79468), (1792, 39734), (3584, 19867)]