28774234

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{257}}^1$

素因数の和:402

約数の個数: 32

約数和(自身を含む): 47647440

約数和(自身を除く): 18873206

約数列:

[1, 2, 17, 34, 37, 74, 89, 178, 257, 514, 629, 1258, 1513, 3026, 3293, 4369, 6586, 8738, 9509, 19018, 22873, 45746, 55981, 111962, 161653, 323306, 388841, 777682, 846301, 1692602, 14387117, 28774234]

約数ペア:

[(1, 28774234), (2, 14387117), (17, 1692602), (34, 846301), (37, 777682), (74, 388841), (89, 323306), (178, 161653), (257, 111962), (514, 55981), (629, 45746), (1258, 22873), (1513, 19018), (3026, 9509), (3293, 8738), (4369, 6586)]