28126784

素因数分解:

$2^6\times 7^2\times {\mathrm{8969}}^1$

素因数の和:8995

約数の個数: 42

約数和(自身を含む): 64933830

約数和(自身を除く): 36807046

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 392, 448, 784, 1568, 3136, 8969, 17938, 35876, 62783, 71752, 125566, 143504, 251132, 287008, 439481, 502264, 574016, 878962, 1004528, 1757924, 2009056, 3515848, 4018112, 7031696, 14063392, 28126784]

約数ペア:

[(1, 28126784), (2, 14063392), (4, 7031696), (7, 4018112), (8, 3515848), (14, 2009056), (16, 1757924), (28, 1004528), (32, 878962), (49, 574016), (56, 502264), (64, 439481), (98, 287008), (112, 251132), (196, 143504), (224, 125566), (392, 71752), (448, 62783), (784, 35876), (1568, 17938), (3136, 8969)]