28147968

素因数分解:

$2^8\times 3^2\times {\mathrm{19}}^1\times {\mathrm{643}}^1$

素因数の和:684

約数の個数: 108

約数和(自身を含む): 85561840

約数和(自身を除く): 57413872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 64, 72, 76, 96, 114, 128, 144, 152, 171, 192, 228, 256, 288, 304, 342, 384, 456, 576, 608, 643, 684, 768, 912, 1152, 1216, 1286, 1368, 1824, 1929, 2304, 2432, 2572, 2736, 3648, 3858, 4864, 5144, 5472, 5787, 7296, 7716, 10288, 10944, 11574, 12217, 14592, 15432, 20576, 21888, 23148, 24434, 30864, 36651, 41152, 43776, 46296, 48868, 61728, 73302, 82304, 92592, 97736, 109953, 123456, 146604, 164608, 185184, 195472, 219906, 246912, 293208, 370368, 390944, 439812, 493824, 586416, 740736, 781888, 879624, 1172832, 1481472, 1563776, 1759248, 2345664, 3127552, 3518496, 4691328, 7036992, 9382656, 14073984, 28147968]

約数ペア:

[(1, 28147968), (2, 14073984), (3, 9382656), (4, 7036992), (6, 4691328), (8, 3518496), (9, 3127552), (12, 2345664), (16, 1759248), (18, 1563776), (19, 1481472), (24, 1172832), (32, 879624), (36, 781888), (38, 740736), (48, 586416), (57, 493824), (64, 439812), (72, 390944), (76, 370368), (96, 293208), (114, 246912), (128, 219906), (144, 195472), (152, 185184), (171, 164608), (192, 146604), (228, 123456), (256, 109953), (288, 97736), (304, 92592), (342, 82304), (384, 73302), (456, 61728), (576, 48868), (608, 46296), (643, 43776), (684, 41152), (768, 36651), (912, 30864), (1152, 24434), (1216, 23148), (1286, 21888), (1368, 20576), (1824, 15432), (1929, 14592), (2304, 12217), (2432, 11574), (2572, 10944), (2736, 10288), (3648, 7716), (3858, 7296), (4864, 5787), (5144, 5472)]