28135328

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1439}}^1$

素因数の和:1509

約数の個数: 48

約数和(自身を含む): 60963840

約数和(自身を除く): 32828512

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 47, 52, 94, 104, 188, 208, 376, 416, 611, 752, 1222, 1439, 1504, 2444, 2878, 4888, 5756, 9776, 11512, 18707, 19552, 23024, 37414, 46048, 67633, 74828, 135266, 149656, 270532, 299312, 541064, 598624, 879229, 1082128, 1758458, 2164256, 3516916, 7033832, 14067664, 28135328]

約数ペア:

[(1, 28135328), (2, 14067664), (4, 7033832), (8, 3516916), (13, 2164256), (16, 1758458), (26, 1082128), (32, 879229), (47, 598624), (52, 541064), (94, 299312), (104, 270532), (188, 149656), (208, 135266), (376, 74828), (416, 67633), (611, 46048), (752, 37414), (1222, 23024), (1439, 19552), (1504, 18707), (2444, 11512), (2878, 9776), (4888, 5756)]